Makinde, S. A., & Luebkemann, H. H. (2014). Strategies for Improvement of Instructional Supervision in Nigeria. Obafemi Awolowo University.
Lua i Stíl Chicago (17ú heag.)Makinde, Sunday Ade, agus Heinz H. Luebkemann. Strategies for Improvement of Instructional Supervision in Nigeria. Obafemi Awolowo University, 2014.
Lua MLA (9ú heag.)Makinde, Sunday Ade, agus Heinz H. Luebkemann. Strategies for Improvement of Instructional Supervision in Nigeria. Obafemi Awolowo University, 2014.
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