Παραπομπή APA

Jennings, H. H. (1948). Sociometry in group relations: A manual for teachers (2nd ed.). American council of education.

Παραπομπή Chicago Style

Jennings, Helen Hall. Sociometry in Group Relations: A Manual for Teachers. 2nd ed. Washington: American council of education, 1948.

Παραπομπή MLA

Jennings, Helen Hall. Sociometry in Group Relations: A Manual for Teachers. 2nd ed. American council of education, 1948.