Roberts, N. (2006). Cordina's royal family: Gabriella & Alexander. Silhouette Books.
Cita Chicago Style (17a ed.)Roberts, Nora. Cordina's Royal Family: Gabriella & Alexander. New York: Silhouette Books, 2006.
Cita MLA (9a ed.)Roberts, Nora. Cordina's Royal Family: Gabriella & Alexander. Silhouette Books, 2006.
警告：這些引文格式不一定是100％准確.