APA (7th ed.) Citation

Mathis, J. H. (1952). Mr Corporate Secretary, 1952. Proceedings of the American Gas Association, 1952, 137.

Chicago Style (17th ed.) Citation

Mathis, J. H. "Mr Corporate Secretary, 1952." Proceedings of the American Gas Association 1952 (1952): 137.

MLA (9th ed.) Citation

Mathis, J. H. "Mr Corporate Secretary, 1952." Proceedings of the American Gas Association, vol. 1952, 1952, p. 137.