APA (7th ed.) Citation

(1913). Walop, N. . Walle, F. van de.

Chicago Style (17th ed.) Citation

Walop, N. . Walle, F. Van De. 1913.

MLA (8th ed.) Citation

Walop, N. . Walle, F. Van De. 1913.

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