APA-referens (7:e uppl.)

Stone, L. J., Murphy, L. B., & Smith, H. T. (1973). The competent infant: Research and commentary. Basic Books.

Chicago-referens (17:e uppl.)

Stone, Lawrence Joseph, Lois Barclay Murphy, och Henrietta T. Smith. The Competent Infant: Research and Commentary. New York: Basic Books, 1973.

MLA-referens (9:e uppl.)

Stone, Lawrence Joseph, et al. The Competent Infant: Research and Commentary. Basic Books, 1973.