Gaya APA

Prothero, S. (2007). Religious Literacy: What Every American Needs to Know and Doesn't . United States of America: HarperCollins e-books.

Gaya MLA

Prothero, Stephen. "Religious Literacy: What Every American Needs to Know and Doesn't". United States of America: HarperCollins e-books, 2007. e-book.