Mantaring, R. M. (1977). Kinetic studies in the ammoniacal leaching of nickel [microform]. Photoduplication Service. University of the Philippines Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMantaring, Rufino M. Kinetic Studies in the Ammoniacal Leaching of Nickel [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMantaring, Rufino M. Kinetic Studies in the Ammoniacal Leaching of Nickel [microform]. Photoduplication Service. University of the Philippines Library, 1977.
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