APA-Zitierstil (7. Ausg.)

Isenberg, M. T. (1985). Puzzles of the past: An introd. to thinking about history (1. ed.). Texas A. & M. Univ. Pr.

Chicago-Zitierstil (17. Ausg.)

Isenberg, Michael T. Puzzles of the Past: An Introd. to Thinking About History. 1. ed. College Station: Texas A. & M. Univ. Pr, 1985.

MLA-Zitierstil (9. Ausg.)

Isenberg, Michael T. Puzzles of the Past: An Introd. to Thinking About History. 1. ed. Texas A. & M. Univ. Pr, 1985.