APA (7th ed.) Citation

(1926). Tone colour and interpretation: Studies for singers. Paterson's Publications.

Chicago Style (17th ed.) Citation

Tone Colour and Interpretation: Studies for Singers. London, England: Paterson's Publications, 1926.

MLA (9th ed.) Citation

Tone Colour and Interpretation: Studies for Singers. Paterson's Publications, 1926.

Warning: These citations may not always be 100% accurate.