The art song anthology :
low voice /
compiled and edited by Richard Walters.

APA Citation

Ward, L., Walters, R. (2009). The art song anthology: low voice. Milwaukee, WI: Hal Leonard Corp..

MLA Citation

Ward, Laura, pianist, and Richard Walters. The Art Song Anthology: Low Voice. Milwaukee, WI: Hal Leonard Corp., 2009.

Warning: These citations may not always be complete (especially for serials).