APA-referens (7:e uppl.)

Alviar, N. (1969). An economic comparison between tractor-operated and carabao-cultivated rice farms.

Chicago-referens (17:e uppl.)

Alviar, Nelly. An Economic Comparison Between Tractor-operated and Carabao-cultivated Rice Farms. 1969.

MLA-referens (9:e uppl.)

Alviar, Nelly. An Economic Comparison Between Tractor-operated and Carabao-cultivated Rice Farms. 1969.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.