Hasbún Hasbún, L. (2005). The effect of explicit vocabulary teaching on vocabulary acquisition and attitude towards reading. Universidad de Costa Rica.
Παραπομπή σε μορφή Chicago (17η εκδ.)Hasbún Hasbún, Leyla. The Effect of Explicit Vocabulary Teaching on Vocabulary Acquisition and Attitude Towards Reading. Universidad de Costa Rica, 2005.
Παραπομπή σε μορφή MLA (9th εκδ.)Hasbún Hasbún, Leyla. The Effect of Explicit Vocabulary Teaching on Vocabulary Acquisition and Attitude Towards Reading. Universidad de Costa Rica, 2005.
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