APA (7th ed.) Citation

Mathys, H. R. (1952). Patents as a source of information. Aslib Proceedings, 4, 69.

Chicago Style (17th ed.) Citation

Mathys, H. R. "Patents as a Source of Information." Aslib Proceedings 4 (1952): 69.

MLA (9th ed.) Citation

Mathys, H. R. "Patents as a Source of Information." Aslib Proceedings, vol. 4, 1952, p. 69.

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