APA (7th ed.) Citation

Weaver, R. J. (1972). Plant growth substances in agriculture. W. H. Freeman.

Chicago Style (17th ed.) Citation

Weaver, Robert J. Plant Growth Substances in Agriculture. San Francisco: W. H. Freeman, 1972.

MLA (9th ed.) Citation

Weaver, Robert J. Plant Growth Substances in Agriculture. W. H. Freeman, 1972.