Geonzon, E. R. (2007). The basic openings of dama: Philippine checker. Central Book Supply.
Chicago Style (17th ed.) CitationGeonzon, Exequiel R. The Basic Openings of Dama: Philippine Checker. Quezon City: Central Book Supply, 2007.
MLA (9th ed.) CitationGeonzon, Exequiel R. The Basic Openings of Dama: Philippine Checker. Central Book Supply, 2007.
Warning: These citations may not always be 100% accurate.