MLA

Allcock, Stephen, University of Illinois Madrigal Singers, and John Haberlen. Three Almanack Verses. 1972.

APA

Allcock, S., University of Illinois Madrigal Singers, U. of Illinois Madrigal Singers, & John Haberlen, J. Haberlen. (1972). Three Almanack Verses. .

Chicago

Allcock, Stephen, University of Illinois Madrigal Singers, and John Haberlen. Three Almanack Verses.