APA (7th ed.) Citation

Schell, R. E. (1972). Letters and sounds: A manual for reading instruction. Prentice-Hall.

Chicago Style (17th ed.) Citation

Schell, Robert E. Letters and Sounds: A Manual for Reading Instruction. Englewood Cliffs, NJ: Prentice-Hall, 1972.

MLA (9th ed.) Citation

Schell, Robert E. Letters and Sounds: A Manual for Reading Instruction. Prentice-Hall, 1972.