Armitage, A. M. (1993). Specialty cut flowers: The production of annuals, perennials, bulbs and woody plants for fresh and dried cut flowers. Varsity.
Citazione stile Chigago Style (17a edizione)Armitage, Allan M. Specialty Cut Flowers: The Production of Annuals, Perennials, Bulbs and Woody Plants for Fresh and Dried Cut Flowers. Portland: Varsity, 1993.
Citatione MLA (9a ed.)Armitage, Allan M. Specialty Cut Flowers: The Production of Annuals, Perennials, Bulbs and Woody Plants for Fresh and Dried Cut Flowers. Varsity, 1993.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.