APA (7th ed.) Citation

Randen, R. v. d. (1937). Geer, Dirk Jan de.

Chicago Style (17th ed.) Citation

Randen, Robert van der. Geer, Dirk Jan De. 1937.

MLA (8th ed.) Citation

Randen, Robert van der. Geer, Dirk Jan De. 1937.

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