Williams-Osula, K. (2013). Students Perspective of Library Instruction Programme: A Case Study of Obafemi Awolowo University. Nigerian Library Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWilliams-Osula, K.O. Students Perspective of Library Instruction Programme: A Case Study of Obafemi Awolowo University. Nigerian Library Association, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWilliams-Osula, K.O. Students Perspective of Library Instruction Programme: A Case Study of Obafemi Awolowo University. Nigerian Library Association, 2013.
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