Style de citation APA (7e éd.)

Ashworth, S., & Whealy, K. (2002). Seed to seed: Seed saving and growing techniques for vegetable gardeners (2nd ed.). Seed Savers Exchange.

Style de citation Chicago (17e éd.)

Ashworth, Suzanne, et Kent Whealy. Seed to Seed: Seed Saving and Growing Techniques for Vegetable Gardeners. 2nd ed. Decorah, Iowa: Seed Savers Exchange, 2002.

Style de citation MLA (8e éd.)

Ashworth, Suzanne, et Kent Whealy. Seed to Seed: Seed Saving and Growing Techniques for Vegetable Gardeners. 2nd ed. Seed Savers Exchange, 2002.

Attention : ces citations peuvent ne pas être correctes à 100%.