APA (7th ed.) Citation

Paolini, C. (2008). Eragon.Book one ; Eldest, book two. Alfred A. Knopf.

Chicago Style (17th ed.) Citation

Paolini, Christopher. Eragon.Book One ; Eldest, Book Two. New York: Alfred A. Knopf, 2008.

MLA (9th ed.) Citation

Paolini, Christopher. Eragon.Book One ; Eldest, Book Two. Alfred A. Knopf, 2008.

Warning: These citations may not always be 100% accurate.