Guillermo, G. (2009). Great men and women of science. Isa-Jecho Pub.
Chicago Style (17th ed.) CitationGuillermo, Gwyn. Great Men and Women of Science. Quezon City: Isa-Jecho Pub, 2009.
MLA (9th ed.) CitationGuillermo, Gwyn. Great Men and Women of Science. Isa-Jecho Pub, 2009.
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