Call, L. E. (1956). The College of Agriculture and Central Experiment Station, University of the Philippines, January 27, 1951 to December 31, 1955: Progress report. International Cooperation Administration, United States of America Operations Mission to the Philippines.
Chicago-viite (17. p.)Call, Leland E. The College of Agriculture and Central Experiment Station, University of the Philippines, January 27, 1951 to December 31, 1955: Progress Report. Manila: International Cooperation Administration, United States of America Operations Mission to the Philippines, 1956.
MLA-viite (9. p.)Call, Leland E. The College of Agriculture and Central Experiment Station, University of the Philippines, January 27, 1951 to December 31, 1955: Progress Report. International Cooperation Administration, United States of America Operations Mission to the Philippines, 1956.