(1989). Friend21: International symposium on next generation human interface technologies. Tokyo: Institite for Personalized Information Environment.
استشهاد بنمط شيكاغوFriend21: International Symposium On Next Generation Human Interface Technologies. Tokyo: Institite for Personalized Information Environment, 1989.
MLA استشهادFriend21: International Symposium On Next Generation Human Interface Technologies. Tokyo: Institite for Personalized Information Environment, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.