APA (7th ed.) Citation

Blakemore, L. C., Searle, P. L., & Daly, B. K. (1987). Methods for chemical analysis of soils.

Chicago Style (17th ed.) Citation

Blakemore, L. C., P. L. Searle, and B. K. Daly. Methods for Chemical Analysis of Soils. Lower Hutt, New Zealand, 1987.

MLA (9th ed.) Citation

Blakemore, L. C., et al. Methods for Chemical Analysis of Soils. 1987.