APA (7th ed.) Citation

Pratt, E. E., Porter, E. C., & Kennedy, P. B. (1916). Export policies. Business Training Corporation.

Chicago Style (17th ed.) Citation

Pratt, Edward Ewing, E. C. Porter, and P. B. Kennedy. Export Policies. New York: Business Training Corporation, 1916.

MLA (9th ed.) Citation

Pratt, Edward Ewing, et al. Export Policies. Business Training Corporation, 1916.