Dyfyniad APA

Chen, M. A. (1991). Coping with seasonality and drought. Sage Publications.

Dyfyniad Arddull Chicago

Chen, Martha Alter. Coping with Seasonality and Drought. New Delhi ; Newbury Park: Sage Publications, 1991.

Dyfyniad MLA

Chen, Martha Alter. Coping with Seasonality and Drought. Sage Publications, 1991.

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