APA (7th ed.) Citation

Williams, D. obituary: Professor Chris Humphries (1947—2009). Pensoft Publishers.

Chicago Style (17th ed.) Citation

Williams, David. Obituary: Professor Chris Humphries (1947—2009). Pensoft Publishers.

MLA (9th ed.) Citation

Williams, David. Obituary: Professor Chris Humphries (1947—2009). Pensoft Publishers.

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