APA (7th ed.) Citation

Pigram, J. J. (1983). Outdoor recreation and resource management. Crown Helm.

Chicago Style (17th ed.) Citation

Pigram, John J. Outdoor Recreation and Resource Management. London & Canberra: Crown Helm, 1983.

MLA (9th ed.) Citation

Pigram, John J. Outdoor Recreation and Resource Management. Crown Helm, 1983.