APA (7th ed.) Citation

Gilson, J. P., Johnson, C., & Whitney, J. P. 1. D. (1920). A Student's guide to the manuscripts of the British Museum. S.P.C.K.

Chicago Style (17th ed.) Citation

Gilson, Julius P., Charles Johnson, and J. P. 1857-1939 D.D Whitney. A Student's Guide to the Manuscripts of the British Museum. London: S.P.C.K, 1920.

MLA (9th ed.) Citation

Gilson, Julius P., et al. A Student's Guide to the Manuscripts of the British Museum. S.P.C.K, 1920.

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