Citazione Stile APA (7a Edizione)

Brockman, C. F. (1959). Recreational use of wild lands. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Brockman, C. Frank. Recreational Use of Wild Lands. New York: McGraw-Hill, 1959.

Citatione MLA (9a ed.)

Brockman, C. Frank. Recreational Use of Wild Lands. McGraw-Hill, 1959.