Cita APA

Harrison, K. C. (1964). Facts at your fingertips: Every man's guide to reference books.

Chicago Edition Citation

Harrison, K. C. Facts at Your Fingertips: Every Man's Guide to Reference Books. 1964.

Cita MLA

Harrison, K. C. Facts at Your Fingertips: Every Man's Guide to Reference Books. 1964.

Atenció: Aquestes cites poden no estar 100% correctes.