APA (7th ed.) Citation

Child Study Association of America, Gruenberg, S. M., & Sternau, H. G. (1947). Parents' questions (Rev. ed.). Harper & brothers.

Chicago Style (17th ed.) Citation

Child Study Association of America, Sidonie Matsner Gruenberg, and Helen G. Sternau. Parents' Questions. Rev. ed. New York, London: Harper & brothers, 1947.

MLA (9th ed.) Citation

Child Study Association of America, et al. Parents' Questions. Rev. ed. Harper & brothers, 1947.