APA (7th ed.) Citation

(1939). Catholic periodical index: A publ. of the Catholic Library Association.

Chicago Style (17th ed.) Citation

Catholic Periodical Index: A Publ. of the Catholic Library Association. Haverford, Pa, 1939.

MLA (9th ed.) Citation

Catholic Periodical Index: A Publ. of the Catholic Library Association. 1939.

Warning: These citations may not always be 100% accurate.