APA (7th ed.) Citation

(2006). De Horst 1945-2005. SWP.

Chicago Style (17th ed.) Citation

De Horst 1945-2005. SWP, 2006.

MLA (8th ed.) Citation

De Horst 1945-2005. SWP, 2006.

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