APA citiranje

Collis, H. (1996). 101 American English Riddles. Illinois: Passport Books.

Trích dẫn kiểu Chicago

Collis, Harry. 101 American English Riddles. Illinois: Passport Books, 1996.

MLA citiranje

Collis, Harry. 101 American English Riddles. Illinois: Passport Books, 1996.