APA (7th ed.) Citation

Martin, F. W., & Ruberté, R. M. (1978). Survival and subsistence in the tropics. Tropifarm.

Chicago Style (17th ed.) Citation

Martin, Franklin W., and Ruth M. Ruberté. Survival and Subsistence in the Tropics. San German, Puerto Rico: Tropifarm, 1978.

MLA (9th ed.) Citation

Martin, Franklin W., and Ruth M. Ruberté. Survival and Subsistence in the Tropics. Tropifarm, 1978.