APA

Giese R. L., Young R. A., . (1990). Introduction to forest science. New York: Wiley.

Chicago

Giese Ronald L, Young Raymond A, . 1990. Introduction to forest science. New York: Wiley.

Harvard

Giese R. L., Young R. A., . (1990). Introduction to forest science. New York: Wiley.

MLA

Giese Ronald L, Young Raymond A, . Introduction to forest science. New York: Wiley. 1990.