Cita APA (7a ed.)
Crockett, J. U. Greenhouse Gardening as a Hobby. Doubleday.
Cita estilo Chicago (17a ed.)
Crockett, James Underwood. Greenhouse Gardening as a Hobby. Garden City, EUA: Doubleday.
Cita MLA (9a ed.)
Crockett, James Underwood. Greenhouse Gardening as a Hobby. Doubleday.
Precaución: Estas citas no son 100% exactas.