Cita APA (7th ed.)

Cohen, M., & Himler, R. (2008). Tough Jim. Star Bright Books.

Cita Chicago (17th ed.)

Cohen, Miriam, i Ronald Himler. Tough Jim. New York: Star Bright Books, 2008.

Cita MLA (9th ed.)

Cohen, Miriam, i Ronald Himler. Tough Jim. Star Bright Books, 2008.