APA (7th ed.) Citation

Ruddle, K., & Manshard, W. (1981). Renewable natural resources and the environment: Pressing problems in the developing world. Tycooly International.

Chicago Style (17th ed.) Citation

Ruddle, Kenneth, and Walther Manshard. Renewable Natural Resources and the Environment: Pressing Problems in the Developing World. Dublin: Tycooly International, 1981.

MLA (9th ed.) Citation

Ruddle, Kenneth, and Walther Manshard. Renewable Natural Resources and the Environment: Pressing Problems in the Developing World. Tycooly International, 1981.