Wilson, P. A. (1983). Commercial electronic mailbox systems. NCC Publications.
Chicago Style (17th ed.) CitationWilson, P. A. Commercial Electronic Mailbox Systems. Manchester: NCC Publications, 1983.
MLA (9th ed.) CitationWilson, P. A. Commercial Electronic Mailbox Systems. NCC Publications, 1983.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.