Gaya APA

Taylor, B. (1996). I WONDER WHY: ZIPS HAVE TEETH AND OTHER QUESTIONS ABOUT INVENTIONS . INGGRIS: KINGFISHER BOOKS.

Gaya MLA

Taylor, Barbara. "I WONDER WHY: ZIPS HAVE TEETH AND OTHER QUESTIONS ABOUT INVENTIONS". INGGRIS: KINGFISHER BOOKS, 1996. Text.