Lopez, A. A. (1959). Problems of instruction in the vernacular in selected grade one classes in the Baguio City public and private elementary schools.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিLopez, Aurea A. Problems of Instruction in the Vernacular in Selected Grade One Classes in the Baguio City Public and Private Elementary Schools. 1959.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিLopez, Aurea A. Problems of Instruction in the Vernacular in Selected Grade One Classes in the Baguio City Public and Private Elementary Schools. 1959.
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