APA (7th ed.) Citation

Bernstein Ellen. (1989). Medical and health annual 1989. Encyclopaedia Britannica.

Chicago Style (17th ed.) Citation

Bernstein Ellen. Medical and Health Annual 1989. Chicago: Encyclopaedia Britannica, 1989.

MLA (9th ed.) Citation

Bernstein Ellen. Medical and Health Annual 1989. Encyclopaedia Britannica, 1989.

Warning: These citations may not always be 100% accurate.