Teaching music with the autoharp :
a complete guide to classroom techniques /
by Robert E. Nye [and] Meg Peterson.

APA Citation

Nye, R. Evans., Peterson, M. (1973). Teaching music with the autoharp: a complete guide to classroom techniques. Union, N.J.: Music Education Group.

MLA Citation

Nye, Robert Evans, and Meg Peterson. Teaching Music With the Autoharp: a Complete Guide to Classroom Techniques. Union, N.J.: Music Education Group, 1973.

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