Dyfyniad APA

(1996). Soils under stress: Nutrient recycling and agricultural sustainability in the Red River Delta of northern Vietnam. Honolulu: East-West Center.

Dyfyniad Arddull Chicago

Soils Under Stress: Nutrient Recycling and Agricultural Sustainability in the Red River Delta of Northern Vietnam. Honolulu: East-West Center, 1996.

Dyfyniad MLA

Soils Under Stress: Nutrient Recycling and Agricultural Sustainability in the Red River Delta of Northern Vietnam. Honolulu: East-West Center, 1996.

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