Dyfyniad APA

Work,Paul. (1997). Vegetable Production and Marketing. Biotech books.

Dyfyniad Arddull Chicago

Work,Paul. Vegetable Production and Marketing. New Delhi: Biotech books, 1997.

Dyfyniad MLA

Work,Paul. Vegetable Production and Marketing. Biotech books, 1997.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.