Santos, R. P. (1973). Ang Puting waling-waling: A musico-dance drama in three acts story, libretto and music. University Microfilms.
芝加哥风格引文Santos, Ramon Pagayon. Ang Puting Waling-waling: A Musico-dance Drama in Three Acts Story, Libretto and Music. Michigan: University Microfilms, 1973.
MLA引文Santos, Ramon Pagayon. Ang Puting Waling-waling: A Musico-dance Drama in Three Acts Story, Libretto and Music. University Microfilms, 1973.
警告：这些引文格式不一定是100％准确.