Dyfyniad APA

Wenck, D. A., Baren, M., & Dewan, S. P. (1980). Nutrition: The challenge of being well nourished. Reston Pub. Co.

Dyfyniad Arddull Chicago

Wenck, Dorothy A., Martin Baren, and Sat Paul Dewan. Nutrition: The Challenge of Being Well Nourished. Reston, Va: Reston Pub. Co, 1980.

Dyfyniad MLA

Wenck, Dorothy A., et al. Nutrition: The Challenge of Being Well Nourished. Reston Pub. Co, 1980.

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