Citazione Stile APA (7a Edizione)

Adams, C. R., & Early, M. P. (2004). Principles of horticulture. Elsevier.

Citazione stile Chigago Style (17a edizione)

Adams, C. R., e M. P. Early. Principles of Horticulture. New Delhi: Elsevier, 2004.

Citatione MLA (9a ed.)

Adams, C. R., e M. P. Early. Principles of Horticulture. Elsevier, 2004.