Cita APA

Symposium Soil Color San Antonio, T., Soil Science Society of America. Divisions S-5, Soil Science Society of America. Divisions S-9, Bigham, J. M., & Ciolkosz, E. J. (1993). Soil color: Proceedings of a symposium. Volume 31. Madison, Wisconsin: Soil Science Society of America.

Citación estilo Chicago

Symposium Soil Color San Antonio, Texas), Soil Science Society of America. Divisions S-5, Soil Science Society of America. Divisions S-9, J. M. Bigham, y E. J. Ciolkosz. Soil Color: Proceedings of a Symposium. Volume 31. Madison, Wisconsin: Soil Science Society of America, 1993.

Cita MLA

Symposium Soil Color San Antonio, Texas), et al. Soil Color: Proceedings of a Symposium. Volume 31. Madison, Wisconsin: Soil Science Society of America, 1993.