Matesky, R., & Womack, A. (1970). Learn to play a stringed instrument: Viola. Alfred Publishing.
芝加哥风格引文Matesky, Ralph, 与 Ardelle Womack. Learn to Play a Stringed Instrument: Viola. Van Nuys, CA: Alfred Publishing, 1970.
MLA引文Matesky, Ralph, 与 Ardelle Womack. Learn to Play a Stringed Instrument: Viola. Alfred Publishing, 1970.
警告：这些引文格式不一定是100％准确.