APA (7th ed.) Citation

Graber, L. F., & Ahlgren, H. L. (1947). Laboratory manual for students of agronomy (5th ed.). W.C. Brown.

Chicago Style (17th ed.) Citation

Graber, L. F., and H. L. Ahlgren. Laboratory Manual for Students of Agronomy. 5th ed. Dubuque, Iowa: W.C. Brown, 1947.

MLA (9th ed.) Citation

Graber, L. F., and H. L. Ahlgren. Laboratory Manual for Students of Agronomy. 5th ed. W.C. Brown, 1947.