Hasbún Hasbún, L. (2005). The effect of explicit vocabulary teaching on vocabulary acquisition and attitude towards reading. Universidad de Costa Rica.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHasbún Hasbún, Leyla. The Effect of Explicit Vocabulary Teaching on Vocabulary Acquisition and Attitude Towards Reading. Universidad de Costa Rica, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHasbún Hasbún, Leyla. The Effect of Explicit Vocabulary Teaching on Vocabulary Acquisition and Attitude Towards Reading. Universidad de Costa Rica, 2005.
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