APA (7th ed.) Citation

Roberts, R. E., Cotner, S., Longbrake, T., & Larsen, J. E. (1973). Keys to profitable southern pea production. Texas Agricultural Extension Service.

Chicago Style (17th ed.) Citation

Roberts, R. E., Sam Cotner, Tom Longbrake, and John E. Larsen. Keys to Profitable Southern Pea Production. College Station: Texas Agricultural Extension Service, 1973.

MLA (9th ed.) Citation

Roberts, R. E., et al. Keys to Profitable Southern Pea Production. Texas Agricultural Extension Service, 1973.