APA (7th ed.) Citation

Emerson, C. W. Psycho Vox; or, The Emerson System of Voice Culture.

Chicago Style (17th ed.) Citation

Emerson, Charles Wesley. Psycho Vox; or, The Emerson System of Voice Culture.

MLA (9th ed.) Citation

Emerson, Charles Wesley. Psycho Vox; or, The Emerson System of Voice Culture.

Warning: These citations may not always be 100% accurate.