APA

University of Minnesota, Minnesota Symposia on Child Psychology, . (1967). Minnesota Symposia on Child Psychology: [papers]. Minneapolis: University of Minnesota Press.

Chicago

University of Minnesota, Minnesota Symposia on Child Psychology, . 1967. Minnesota Symposia on Child Psychology: [papers]. Minneapolis: University of Minnesota Press.

Harvard

University of Minnesota, Minnesota Symposia on Child Psychology, . (1967). Minnesota Symposia on Child Psychology: [papers]. Minneapolis: University of Minnesota Press.

MLA

University of Minnesota, Minnesota Symposia on Child Psychology, . Minnesota Symposia on Child Psychology: [papers]. Minneapolis: University of Minnesota Press. 1967.