Whistler, H. S., & Nord, A. C. (1939). Beginning strings: The "world's masters" method for stringed instruments : a system of teaching violin, viola, cello and string-bass with piano accompaniment, suitable for class or private instruction. New York: Carl Fischer.
Citación estilo ChicagoWhistler, Harvey S., y Arthur C. Nord. Beginning Strings: The "world's Masters" Method for Stringed Instruments : A System of Teaching Violin, Viola, Cello and String-bass With Piano Accompaniment, Suitable for Class or Private Instruction. New York: Carl Fischer, 1939.
Cita MLAWhistler, Harvey S., y Arthur C. Nord. Beginning Strings: The "world's Masters" Method for Stringed Instruments : A System of Teaching Violin, Viola, Cello and String-bass With Piano Accompaniment, Suitable for Class or Private Instruction. New York: Carl Fischer, 1939.