APA (7th ed.) Citation

Soil Science Society of America Divisions S-5 and S-9, Smeck, N. E., & Ciolkosz, E. J. (1989). Fragipans: Their occurence, classification, and genesis : proceedings of a symposium sponsored by Divisions S-5 and S-9 of the Soil Science Society of America in Atlanta, GA, 1 Dec. 1987. Soil Science Society of America.

Chicago Style (17th ed.) Citation

Soil Science Society of America Divisions S-5 and S-9, N. E. Smeck, and E. J. Ciolkosz. Fragipans: Their Occurence, Classification, and Genesis : Proceedings of a Symposium Sponsored by Divisions S-5 and S-9 of the Soil Science Society of America in Atlanta, GA, 1 Dec. 1987. Madison: Soil Science Society of America, 1989.

MLA (9th ed.) Citation

Soil Science Society of America Divisions S-5 and S-9, et al. Fragipans: Their Occurence, Classification, and Genesis : Proceedings of a Symposium Sponsored by Divisions S-5 and S-9 of the Soil Science Society of America in Atlanta, GA, 1 Dec. 1987. Soil Science Society of America, 1989.