APA (7th ed.) Citation

Joy, N., & Devard, N. (2007). The secret Olivia told me. Just Us Books.

Chicago Style (17th ed.) Citation

Joy, N., and Nancy Devard. The Secret Olivia Told Me. East Orange, NJ: Just Us Books, 2007.

MLA (9th ed.) Citation

Joy, N., and Nancy Devard. The Secret Olivia Told Me. Just Us Books, 2007.

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