Citação norma APA

Herfurth, C. P. (1933). A tune a day: The theacher's manual for violin instruction in group, public school classes or individual lessons. Boston Music.

Citação norma Chicago

Herfurth, C. Paul. A Tune a Day: The Theacher's Manual for Violin Instruction in Group, Public School Classes or Individual Lessons. Boston: Boston Music, 1933.

Citação norma MLA

Herfurth, C. Paul. A Tune a Day: The Theacher's Manual for Violin Instruction in Group, Public School Classes or Individual Lessons. Boston Music, 1933.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.