Oliver, K. R. B. (1998). Recital I (voice). UP College of Music.
芝加哥风格引文Oliver, Katherina Rowena B. Recital I (voice). Quezon City: UP College of Music, 1998.
MLA引文Oliver, Katherina Rowena B. Recital I (voice). UP College of Music, 1998.
警告：这些引文格式不一定是100％准确.