Citazione APA

Bienz, D. R. (1980). Why and how of home horticulture. W . H Freeman and Company.

Stile di citazione Chicago

Bienz, D R. Why and How of Home Horticulture. Sanfrancisco: W . H Freeman and Company, 1980.

Citazione MLA

Bienz, D R. Why and How of Home Horticulture. W . H Freeman and Company, 1980.