APA (7th ed.) Citation

Bio Sciences Information Service of Biological Abstra. (1977). Biological abstracts, indexes on microfilm. Bio Sciences Information Service.

Chicago Style (17th ed.) Citation

Bio Sciences Information Service of Biological Abstra. Biological Abstracts, Indexes on Microfilm. Philadelphia, Pa.: Bio Sciences Information Service, 1977.

MLA (9th ed.) Citation

Bio Sciences Information Service of Biological Abstra. Biological Abstracts, Indexes on Microfilm. Bio Sciences Information Service, 1977.