एपीए उद्धरण

William Duckworth. (2007). Focus on Fundamentals CD-Rom: A creative approach to music fundamentals. Belmont, CA: Thomson/Schirmer.

शिकागो स्टाइल उद्धरण

William Duckworth. Focus On Fundamentals CD-Rom: A Creative Approach to Music Fundamentals. Belmont, CA: Thomson/Schirmer, 2007.

एमएलए उद्धरण

William Duckworth. Focus On Fundamentals CD-Rom: A Creative Approach to Music Fundamentals. Belmont, CA: Thomson/Schirmer, 2007.