Cita APA (7a ed.)

Kronick, R. F., & Hargis, C. H. (1990). Dropouts: Who drops out and why - and the recommended action. C.C. Thomas.

Cita Chicago Style (17a ed.)

Kronick, Robert F., y Charles H. Hargis. Dropouts: Who Drops Out and Why - and the Recommended Action. Springfield, Ill., U.S.A: C.C. Thomas, 1990.

Cita MLA (8a ed.)

Kronick, Robert F., y Charles H. Hargis. Dropouts: Who Drops Out and Why - and the Recommended Action. C.C. Thomas, 1990.