Cita APA (7a ed.)

Markham, J. H. (1977). Seventy years in the Northwest forests. Loggers World Publications.

Cita Chicago Style (17a ed.)

Markham, John H. Seventy Years in the Northwest Forests. Chehalis, Wash.: Loggers World Publications, 1977.

Cita MLA (8a ed.)

Markham, John H. Seventy Years in the Northwest Forests. Loggers World Publications, 1977.

Precaución: Estas citas no son 100% exactas.