APA (7th ed.) Citation

Lammens, H., & Ross, E. D. S. (1929). Islam: Beliefs and institutions. Cass.

Chicago Style (17th ed.) Citation

Lammens, Henri, and Edward Denison Sir Ross. Islam: Beliefs and Institutions. [London]: Cass, 1929.

MLA (9th ed.) Citation

Lammens, Henri, and Edward Denison Sir Ross. Islam: Beliefs and Institutions. Cass, 1929.