APA (7th ed.) Citation

Johnstone, J. A. (1920). Johnstone's catechism on the theory of music: In the form of examination questions and answers. Allan & Co..

Chicago Style (17th ed.) Citation

Johnstone, J. Alfred. Johnstone's Catechism on the Theory of Music: In the Form of Examination Questions and Answers. Melbourne: Allan & Co., 1920.

MLA (8th ed.) Citation

Johnstone, J. Alfred. Johnstone's Catechism on the Theory of Music: In the Form of Examination Questions and Answers. Allan & Co., 1920.