Cita APA (7a ed.)

Barker, A. (2000). Scientific method in Ptolemy's Harmonics. Cambridge University Press.

Cita Chicago Style (17a ed.)

Barker, Andrew. Scientific Method in Ptolemy's Harmonics. Cambridge ; New York: Cambridge University Press, 2000.

Cita MLA (8a ed.)

Barker, Andrew. Scientific Method in Ptolemy's Harmonics. Cambridge University Press, 2000.