Cita APA

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

Citación estilo Chicago

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

Cita MLA

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