Citazione Stile APA (7a Edizione)

Winterrowd, W. (2004). Annuals & tender plants for North American Gardens. Random House.

Citazione stile Chigago Style (17a edizione)

Winterrowd, Wayne. Annuals & Tender Plants for North American Gardens. New York: Random House, 2004.

Citatione MLA (9a ed.)

Winterrowd, Wayne. Annuals & Tender Plants for North American Gardens. Random House, 2004.