APA (7th ed.) Citation

Black, G., Caldwell, A. G., & Smith, O. E. (1960). Phosphorus and sulphur trials on cotton on Hockley fine sandy loam, 1956. Texas Agricultural Experiment Station.

Chicago Style (17th ed.) Citation

Black, Glenn, A. G. Caldwell, and O. E. Smith. Phosphorus and Sulphur Trials on Cotton on Hockley Fine Sandy Loam, 1956. College Station, Tex.: Texas Agricultural Experiment Station, 1960.

MLA (9th ed.) Citation

Black, Glenn, et al. Phosphorus and Sulphur Trials on Cotton on Hockley Fine Sandy Loam, 1956. Texas Agricultural Experiment Station, 1960.