APA ציטוט

CROCKETT, J. U. Perennials: The time-life encyclopedia of gardening. Time-life Books Alexandria.

Chicago Style (17th ed.) Citation

CROCKETT, James Underwood. Perennials: The Time-life Encyclopedia of Gardening. Time-life Books Alexandria.

ציטוט MLA

CROCKETT, James Underwood. Perennials: The Time-life Encyclopedia of Gardening. Time-life Books Alexandria.