Moron, M. B. M. (1977). Teaching some geometric concepts through midrib manipulation [microform]. Photoduplication Service, University of the Philippines Library.
Čikaški stil citiranja (17. izdanje)Moron, Ma. Bella M. Teaching Some Geometric Concepts Through Midrib Manipulation [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
MLA način citiranja (9. izdanje)Moron, Ma. Bella M. Teaching Some Geometric Concepts Through Midrib Manipulation [microform]. Photoduplication Service, University of the Philippines Library, 1977.
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