APA (7th ed.) Citation

Whitman, E. B. (1922). Co-ordination of service. Aera., 10, 691.

Chicago Style (17th ed.) Citation

Whitman, E. B. "Co-ordination of Service." Aera. 10 (1922): 691.

MLA (9th ed.) Citation

Whitman, E. B. "Co-ordination of Service." Aera., vol. 10, 1922, p. 691.