No author: For a dictionary/encyclopaedia entry when there is no author, place the title of the entry in the author position. Include the page number/s for the entry.
Edition: Include edition details for a numbered edition, e.g. 2nd ed. Place the edition details after the book title.
No date: If there is no year of publication, use [date unknown].
Place of publication: For the place of publication - after the city, include the state code in brackets for USA/Canada or the country code for outside of the USA/Canada, e.g. St Louis (MI) or Auckland (NZ).
If there is no place of publication, use [place unknown].
Publisher: If there is no publisher, use [publisher unknown].
Page numbers: If there are no page numbers, calculate the number of pages or screens, e.g. [about 2 p.] or [about 4 screens].
For more information on reference list format and style, see General information - basics of referencing.
1. Editor(s), editor(s). Title of reference work [Internet]. Edition. Place of publication: Publisher; Year [cited date]. Title of entry; Page number(s). Available from: URL
2. Editor(s), editor(s). Title of reference work. Edition. Place of publication: Publisher; Year. Title of entry; Page number(s).
1. Lean healthcare dictionary: an illustrated guide to using the language of lean management in healthcare [Internet]. New York: Productivity Press; 2014 [cited 2017 Nov 30]. Abnormality; p. 7. Available from: https://www-taylorfrancis-com/books/9781482232912
2. Hoare B, editor. The Kingfisher A-Z encyclopaedia. London (England): Kingfisher; 2002. Vein; p. 350.
3. Dorland's illustrated medical dictionary. 29th ed. Philadelphia: W.B. Saunders; 2000. Filamin; p. 675.
When using another person's ideas or words, include an Arabic numeral in brackets (consecutively numbered). If the reference is referred to again, the same number is used.
... has been recently identified (1). There is a need to be cautious with giving aspirin to children as overdosing can lead to mortality (1).
If you are expressing ideas that have originated from more than one source, separate the numbers with commas or use a hyphen if referring to a range of numbers (references).
... in alkyl sulphates such as sodium lauryl sulphate (3,5-6) and diethyl sulphate (7). Other compounds showing promise were those in the C12 - C14 range (3-4).