APA (7th ed.) Citation

Library Association. (1919). The Subject index to periodicals. [Library Association].

Chicago Style (17th ed.) Citation

Library Association. The Subject Index to Periodicals. London: [Library Association], 1919.

MLA (9th ed.) Citation

Library Association. The Subject Index to Periodicals. [Library Association], 1919.

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