APA (7th ed.) Citation

Longhurst, M. H. (1926). English ivories. G. P. Putnam's Sons.

Chicago Style (17th ed.) Citation

Longhurst, Margaret Helen. English Ivories. London: G. P. Putnam's Sons, 1926.

MLA (9th ed.) Citation

Longhurst, Margaret Helen. English Ivories. G. P. Putnam's Sons, 1926.