Gaya APA
Johnston, I. (2009).
Measured tones : the interplay of physics and music (3th ed.).
Boca Raton, Florida:
CRC Press.
Gaya MLA
Johnston, Ian.
"Measured tones : the interplay of physics and music".
3th ed.
Boca Raton, Florida:
CRC Press,
2009.
Text.