Archara Chaiyakarn. 1993. Resource allocations by farm sizes in Nakhon Ratchasima province. Faculty of Graduate Studies, Mahidol University;
Archara Chaiyakarn. (1993) Resource allocations by farm sizes in Nakhon Ratchasima province . Mahidol University/Bangkok.
Archara Chaiyakarn. Resource allocations by farm sizes in Nakhon Ratchasima province. . Bangkok:Mahidol University, 1993.
Archara Chaiyakarn. (1993) Resource allocations by farm sizes in Nakhon Ratchasima province . Mahidol University/Bangkok.