APA Citation

Riley, J. (2013). Once upon the end: Book three in the half upon time series. New York: Aladdin.

Chicago Style Citation

Riley, James. Once Upon the End: Book Three in the Half Upon Time Series. New York: Aladdin, 2013.

MLA Citation

Riley, James. Once Upon the End: Book Three in the Half Upon Time Series. New York: Aladdin, 2013.

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