Tanya Limkhumduang. 1998. Dairy farmers' productivity and capital need in Chiang Mai provinceTanya Limkhumduang. Graduate School, Chiang Mai University;
Tanya Limkhumduang. (1998) Dairy farmers' productivity and capital need in Chiang Mai provinceTanya Limkhumduang . Chiang Mai University/Chiang Mai.
Tanya Limkhumduang. Dairy farmers' productivity and capital need in Chiang Mai provinceTanya Limkhumduang. . Chiang Mai:Chiang Mai University, 1998.
Tanya Limkhumduang. (1998) Dairy farmers' productivity and capital need in Chiang Mai provinceTanya Limkhumduang . Chiang Mai University/Chiang Mai.