APA (7th ed.) Citation

Zasada, J. C., Owston, P. W., Murphy, D., & Pacific Northwest Research Station. (1990). Field performance in southeast Alaska of Sitka spruce seedlings produced at two nurseries. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station.

Chicago Style (17th ed.) Citation

Zasada, John C., Peyton W. Owston, Dennis Murphy, and Pacific Northwest Research Station. Field Performance in Southeast Alaska of Sitka Spruce Seedlings Produced at Two Nurseries. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1990.

MLA (8th ed.) Citation

Zasada, John C., et al. Field Performance in Southeast Alaska of Sitka Spruce Seedlings Produced at Two Nurseries. U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 1990.