एपीए उद्धरण

(1995). Friend21 human interface architecture guidelines. Tokyo: Institute for Personalized Information Environment.

शिकागो स्टाइल उद्धरण

Friend21 Human Interface Architecture Guidelines. Tokyo: Institute for Personalized Information Environment, 1995.

एमएलए उद्धरण

Friend21 Human Interface Architecture Guidelines. Tokyo: Institute for Personalized Information Environment, 1995.