Cita APA (7th ed.)

Project Head Start (United States) & Hellmuth, J. (1967). Disadvantaged child. Brunner/Mazel.

Cita Chicago (17th ed.)

Project Head Start (United States) i Jerome Hellmuth. Disadvantaged Child. New York: Brunner/Mazel, 1967.

Cita MLA (9th ed.)

Project Head Start (United States) i Jerome Hellmuth. Disadvantaged Child. Brunner/Mazel, 1967.