APA (7th ed.) Citation

Salmon, S. C., & Hanson, A. A. (1964). The principles and practice of agricultural research. Leonard Hill.

Chicago Style (17th ed.) Citation

Salmon, S. C., and A. A. Hanson. The Principles and Practice of Agricultural Research. London: Leonard Hill, 1964.

MLA (9th ed.) Citation

Salmon, S. C., and A. A. Hanson. The Principles and Practice of Agricultural Research. Leonard Hill, 1964.