APA (7th ed.) Citation

Karpeles, M. (1978). An introduction to English folk song. Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Karpeles, Maud. An Introduction to English Folk Song. London: Oxford Univ. Press, 1978.

MLA (9th ed.) Citation

Karpeles, Maud. An Introduction to English Folk Song. Oxford Univ. Press, 1978.

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