Citazione APA

Pitman, I. (1913). Key to Course in Isaac Pitman shorthand (Centenary ed. .). I. Pitman & Sons.

Stile di citazione Chicago

Pitman, Isaac. Key to Course in Isaac Pitman Shorthand. Centenary ed. . New York: I. Pitman & Sons, 1913.

Citazione MLA

Pitman, Isaac. Key to Course in Isaac Pitman Shorthand. Centenary ed. . I. Pitman & Sons, 1913.