Viloria, T. V. (1968). An evaluation of the teaching competency of the secondary school music teachers in the division of Quezon City: Action research.
Čikaški stil citiranja (17. izdanje)Viloria, Trinidad V. An Evaluation of the Teaching Competency of the Secondary School Music Teachers in the Division of Quezon City: Action Research. 1968.
MLA način citiranja (9. izdanje)Viloria, Trinidad V. An Evaluation of the Teaching Competency of the Secondary School Music Teachers in the Division of Quezon City: Action Research. 1968.
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