APA ציטוט

Parker, R. H. (1952). Library applications of punched cards: A description of mechanical systems. American Library Association.

Chicago Style (17th ed.) Citation

Parker, Ralph Halsted. Library Applications of Punched Cards: A Description of Mechanical Systems. Chicago: American Library Association, 1952.

ציטוט MLA

Parker, Ralph Halsted. Library Applications of Punched Cards: A Description of Mechanical Systems. American Library Association, 1952.