Gaya APA

Gibbs, J, C, &, W, K, F. (1982). Social intelligence: Measuring the development of sociomoral reflection. In collaboration with Anne Colby, foreword by Lawrence Kohlberg. . Englewood Cliffs: Englewood Cliffs Prentice-Hall.

Gaya MLA

Gibbs, John, C., &, Widaman,, Keith, F.. "Social intelligence: Measuring the development of sociomoral reflection. In collaboration with Anne Colby, foreword by Lawrence Kohlberg. ". Englewood Cliffs: Englewood Cliffs Prentice-Hall, 1982. Buku.