Collis, H. (2000). 101 American Customs: Understanding American language and culture through common practices. Illinois: Passport Books.
استشهاد بنمط شيكاغوCollis, Harry. 101 American Customs: Understanding American Language and Culture Through Common Practices. Illinois: Passport Books, 2000.
MLA استشهادCollis, Harry. 101 American Customs: Understanding American Language and Culture Through Common Practices. Illinois: Passport Books, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.