APA (7th ed.) Citation

Archer, R. L. (1937). Muhammadan mysticism in Sumatra. s.n.

Chicago Style (17th ed.) Citation

Archer, Raymond LeRoy. Muhammadan Mysticism in Sumatra. [Singapore: s.n, 1937.

MLA (9th ed.) Citation

Archer, Raymond LeRoy. Muhammadan Mysticism in Sumatra. s.n, 1937.