In this bibliography an attempt has been made to furnish references to teachers that may assist them to develop in the students: (1) an attitude of friendly interest which will help to link the Americas in mutual respect and to promote a better understanding of problems to be met; (2) to gain an understanding and appreciation of the background of South American culture of today; (3) to become familiar with the folk music as well as the concert, both vocal and instrumental.

A study of the causes and remedial treatment of inaccurate singing through experimentation and research was chosen by the writer as a practical problem urgently in need of solution.