Geonzon, E. R. (2007). The basic openings of dama: Philippine checker. Central Book Supply.
芝加哥风格引文Geonzon, Exequiel R. The Basic Openings of Dama: Philippine Checker. Quezon City: Central Book Supply, 2007.
MLA引文Geonzon, Exequiel R. The Basic Openings of Dama: Philippine Checker. Central Book Supply, 2007.
警告：这些引文格式不一定是100％准确.