Chafin, Roy (January 1982). "User manuals: What does the user really need?". Proceedings of the 1st annual international conference on Systems documentation - SIGDOC '82. pp. 36–39. doi:10.1145/800065.801307. ISBN089791080X. S2CID6435788.
McKee, John (August 1986). "Computer User Manuals in Print: Do They Have a Future?". ACM SIGDOC Asterisk Journal of Computer Documentation. 12 (2): 11–16. doi:10.1145/15505.15507. S2CID35615987.
Chafin, Roy (January 1982). "User manuals: What does the user really need?". Proceedings of the 1st annual international conference on Systems documentation - SIGDOC '82. pp. 36–39. doi:10.1145/800065.801307. ISBN089791080X. S2CID6435788.
McKee, John (August 1986). "Computer User Manuals in Print: Do They Have a Future?". ACM SIGDOC Asterisk Journal of Computer Documentation. 12 (2): 11–16. doi:10.1145/15505.15507. S2CID35615987.