APA (7th ed.) Citation

Adams, C. R., & Early, M. P. (2004). Principles of horticulture (4th ed.). Elsevier Butterworth-Heinemann.

Chicago Style (17th ed.) Citation

Adams, C. R., and M. P. Early. Principles of Horticulture. 4th ed. Amsterdam ; Boston: Elsevier Butterworth-Heinemann, 2004.

MLA (9th ed.) Citation

Adams, C. R., and M. P. Early. Principles of Horticulture. 4th ed. Elsevier Butterworth-Heinemann, 2004.