Robbins, M., & Irving, M. B. (1981). The amateur archaeologist's handbook (3rd ed.). Harper & Row.
Cita Chicago (17th ed.)Robbins, Maurice, i Mary B. Irving. The Amateur Archaeologist's Handbook. 3rd ed. Cambridge: Harper & Row, 1981.
Cita MLA (9th ed.)Robbins, Maurice, i Mary B. Irving. The Amateur Archaeologist's Handbook. 3rd ed. Harper & Row, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.