APA (7th ed.) Citation

IUFRO Congress, IUFRO Site Group S1.02, & Gessel, S. P. (1986). Forest site and productivity. M. Nijoff.

Chicago Style (17th ed.) Citation

IUFRO Congress, IUFRO Site Group S1.02, and Stanley P. Gessel. Forest Site and Productivity. Dordrecht [Netherlands] ; Boston: M. Nijoff, 1986.

MLA (9th ed.) Citation

IUFRO Congress, et al. Forest Site and Productivity. M. Nijoff, 1986.