APA (7th ed.) Citation

Curtis, H. H. (1924). Voice building and tone placing: Showing a new method of relieving injured vocal cords by tone exercises (3rd ed.). Appleton.

Chicago Style (17th ed.) Citation

Curtis, H. Holbrook. Voice Building and Tone Placing: Showing a New Method of Relieving Injured Vocal Cords by Tone Exercises. 3rd ed. New York: Appleton, 1924.

MLA (9th ed.) Citation

Curtis, H. Holbrook. Voice Building and Tone Placing: Showing a New Method of Relieving Injured Vocal Cords by Tone Exercises. 3rd ed. Appleton, 1924.