Gaya APA

HAWLEY, R, C., STICKEL, P, W. (1956). FOREST PROTECTION (Second Edition). New York: JOHN WILEY & SONS.

Gaya MLA

HAWLEY, Ralph, C.., STICKEL, PAUL, W.. "FOREST PROTECTION". Second Edition New York: JOHN WILEY & SONS, 1956. Textbook.