APA (7th ed.) Citation

Wood, C. S., & VanSickle, G. A. (1989). Forest insect and disease conditions: British Columbia & [and] Yukon 1988. North American Forestry Comm.

Chicago Style (17th ed.) Citation

Wood, C. S., and G. A. VanSickle. Forest Insect and Disease Conditions: British Columbia & [and] Yukon 1988. Victoria, BC, Canada: North American Forestry Comm, 1989.

MLA (9th ed.) Citation

Wood, C. S., and G. A. VanSickle. Forest Insect and Disease Conditions: British Columbia & [and] Yukon 1988. North American Forestry Comm, 1989.