Παραπομπή APA

Stone, J. L., & Smith, T. H. (1973). The Competent Infant: Research and Commentary. Tavistock.

Παραπομπή Chicago Style

Stone, Joseph L., και T Henrietta Smith. The Competent Infant: Research and Commentary. London: Tavistock, 1973.

Παραπομπή MLA

Stone, Joseph L., και T Henrietta Smith. The Competent Infant: Research and Commentary. Tavistock, 1973.