Tohutoro APA (7th ed.)

Bienz, D. (1993). The why and how of home horticulture (Second edition.). W.H. Freeman and Company.

Tohutoru Kātū Chicago (17th ed.)

Bienz, D.R. The Why and How of Home Horticulture. Second edition. New York, USA: W.H. Freeman and Company, 1993.

Tohutoro MLA (9th ed.)

Bienz, D.R. The Why and How of Home Horticulture. Second edition. W.H. Freeman and Company, 1993.