APA (7th ed.) Citation

Wallach, J., & Wallach, J. (1989). Still small voices (1. ed.). Harcourt Brace Jovanovich.

Chicago Style (17th ed.) Citation

Wallach, John, and Janet Wallach. Still Small Voices. 1. ed. San Diego u.a: Harcourt Brace Jovanovich, 1989.

MLA (9th ed.) Citation

Wallach, John, and Janet Wallach. Still Small Voices. 1. ed. Harcourt Brace Jovanovich, 1989.