Philippines. Agricultural Estimates and Statistics Branch. (1969). Selected statistics on rice & corn: May 16, 1960. The Bureau.
Chicago-referens (17:e uppl.)Philippines. Agricultural Estimates and Statistics Branch. Selected Statistics on Rice & Corn: May 16, 1960. Diliman, Quezon City: The Bureau, 1969.
MLA-referens (9:e uppl.)Philippines. Agricultural Estimates and Statistics Branch. Selected Statistics on Rice & Corn: May 16, 1960. The Bureau, 1969.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.