Cita APA

Van Hees, W. W. S. (1989). Forest resources of Prince William sound and Afognak Island, Alaska: Their character and ownership, 1978. Oregón: United States Department of Agriculture.

Citación estilo Chicago

Van Hees, Willem W. S. Forest Resources of Prince William Sound and Afognak Island, Alaska: Their Character and Ownership, 1978. Oregón: United States Department of Agriculture, 1989.

Cita MLA

Van Hees, Willem W. S. Forest Resources of Prince William Sound and Afognak Island, Alaska: Their Character and Ownership, 1978. Oregón: United States Department of Agriculture, 1989.