Dyfyniad APA

Penning de Vries, F. W. T. (1989). Simulation of ecophysiological processes of growth in several annual crops. Pudoc IRRI.

Dyfyniad Arddull Chicago

Penning de Vries, F. W. T. Simulation of Ecophysiological Processes of Growth in Several Annual Crops. Wageningen: Pudoc IRRI, 1989.

Dyfyniad MLA

Penning de Vries, F. W. T. Simulation of Ecophysiological Processes of Growth in Several Annual Crops. Pudoc IRRI, 1989.

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