Manuel, E. A. (1991). Subterranean structures in Intramuros, the walled city of Manila: A germinal paper. Manila Studies Program, College of Arts and Sciences, University of the Philippines.
Chicago Style (17th ed.) CitationManuel, Esperidion Arsenio. Subterranean Structures in Intramuros, the Walled City of Manila: A Germinal Paper. Manila: Manila Studies Program, College of Arts and Sciences, University of the Philippines, 1991.
MLA (9th ed.) CitationManuel, Esperidion Arsenio. Subterranean Structures in Intramuros, the Walled City of Manila: A Germinal Paper. Manila Studies Program, College of Arts and Sciences, University of the Philippines, 1991.
Warning: These citations may not always be 100% accurate.