Cita APA (7a ed.)

Leutenegger, R. R. (1963). The sounds of American English: An introduction to phonetics. Scott, Foresman and Company.

Cita Chicago Style (17a ed.)

Leutenegger, Ralph R. The Sounds of American English: An Introduction to Phonetics. Chicago [etc.]: Scott, Foresman and Company, 1963.

Cita MLA (9a ed.)

Leutenegger, Ralph R. The Sounds of American English: An Introduction to Phonetics. Scott, Foresman and Company, 1963.