Esplana, L. (1972). Sample exercises for testing vocabulary skills in grade six. s.n.].
Chicago-viite (17. p.)Esplana, Librada. Sample Exercises for Testing Vocabulary Skills in Grade Six. [Quezon City: s.n.], 1972.
MLA-viite (9. p.)Esplana, Librada. Sample Exercises for Testing Vocabulary Skills in Grade Six. s.n.], 1972.
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