CROCKETT, J. U. Annuals: The time-life encyclopedia of gardening. Time-Life Books.
Style de citation Chicago (17e éd.)CROCKETT, James Underwood. Annuals: The Time-life Encyclopedia of Gardening. Time-Life Books.
Style de citation MLA (8e éd.)CROCKETT, James Underwood. Annuals: The Time-life Encyclopedia of Gardening. Time-Life Books.
Attention : ces citations peuvent ne pas être correctes à 100%.