Grana, R. D. (2012). Earth angels: The Tala choir [Oscar Pantaleon, Jr.]. Workingmom.
芝加哥风格引文Grana, Rhia Diomampo. "Earth Angels: The Tala Choir [Oscar Pantaleon, Jr.]." Workingmom 2012.
MLA引文Grana, Rhia Diomampo. "Earth Angels: The Tala Choir [Oscar Pantaleon, Jr.]." Workingmom, 2012.
警告：这些引文格式不一定是100％准确.