APA (7th ed.) Citation

Katzan, H. (1981). Invitation to Pascal (1. print.). Petrocelli Books.

Chicago Style (17th ed.) Citation

Katzan, Harry. Invitation to Pascal. 1. print. New York [u.a.]: Petrocelli Books, 1981.

MLA (9th ed.) Citation

Katzan, Harry. Invitation to Pascal. 1. print. Petrocelli Books, 1981.