APA (7th ed.) Citation

Petulla, J. M. (1977). American environmental history : the exploitation and conservation of natural resources / Joseph M. Petulla: The exploitation and conservation of natural resources. Boyd & Fraser Pub. Co..

Chicago Style (17th ed.) Citation

Petulla, Joseph M. American Environmental History : The Exploitation and Conservation of Natural Resources / Joseph M. Petulla: The Exploitation and Conservation of Natural Resources. San Francisco, Ca.: Boyd & Fraser Pub. Co., 1977.

MLA (9th ed.) Citation

Petulla, Joseph M. American Environmental History : The Exploitation and Conservation of Natural Resources / Joseph M. Petulla: The Exploitation and Conservation of Natural Resources. Boyd & Fraser Pub. Co., 1977.

Warning: These citations may not always be 100% accurate.