Ellis, B. W. (1999). Taylor's guide to annuals: How to select and grow more than 400 annuals, biennials, and tender perennials. Boston: Houghton Mifflin Co..
Citação norma ChicagoEllis, Barbara W. Taylor's Guide to Annuals: How to Select and Grow More Than 400 Annuals, Biennials, and Tender Perennials. Boston: Houghton Mifflin Co., 1999.
Citação norma MLAEllis, Barbara W. Taylor's Guide to Annuals: How to Select and Grow More Than 400 Annuals, Biennials, and Tender Perennials. Boston: Houghton Mifflin Co., 1999.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.