Johnson, A. G. (1993). A rock and a hard place: One boy's triumphant story. Crown Publ.
Cita Chicago Style (17a ed.)Johnson, Anthony G. A Rock and a Hard Place: One Boy's Triumphant Story. New York: Crown Publ, 1993.
Cita MLA (8a ed.)Johnson, Anthony G. A Rock and a Hard Place: One Boy's Triumphant Story. Crown Publ, 1993.
Precaución: Estas citas no son 100% exactas.