APA (7th ed.) Citation

Geary, T. F., Barres, H., & Ybarra-Coronado, R. (1973). Seed source variation in Puerto Rico and Virgin Islands grown mahoganies. U.S. Dept. of Agriculture, Forest Service, Institute of Tropical Forestry.

Chicago Style (17th ed.) Citation

Geary, T. F., H. Barres, and R. Ybarra-Coronado. Seed Source Variation in Puerto Rico and Virgin Islands Grown Mahoganies. Rio Piedras, P.R.: U.S. Dept. of Agriculture, Forest Service, Institute of Tropical Forestry, 1973.

MLA (9th ed.) Citation

Geary, T. F., et al. Seed Source Variation in Puerto Rico and Virgin Islands Grown Mahoganies. U.S. Dept. of Agriculture, Forest Service, Institute of Tropical Forestry, 1973.