APA (7th ed.) Citation

(1969). Neurosurgical biblio-index: Derived from the "Index medicus".

Chicago Style (17th ed.) Citation

Neurosurgical Biblio-index: Derived from the "Index Medicus". Chicago, Ill, 1969.

MLA (9th ed.) Citation

Neurosurgical Biblio-index: Derived from the "Index Medicus". 1969.

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