Παραπομπή APA

Shaw, R. R., & Reichman, F. (1961). Notched cards. New Brunswick, N.J: Graduate School of Library Service.

Παραπομπή Chicago Style

Shaw, Ralph R., and Felix Reichman. Notched Cards. New Brunswick, N.J: Graduate School of Library Service, 1961.

Παραπομπή MLA

Shaw, Ralph R., and Felix Reichman. Notched Cards. New Brunswick, N.J: Graduate School of Library Service, 1961.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.