Burgess, P. (1992). Erica's school on the hill: A child's journey in moral growth. Pan Books.
Cita Chicago (17th ed.)Burgess, Patricia. Erica's School on the Hill: A Child's Journey in Moral Growth. London: Pan Books, 1992.
Cita MLA (9th ed.)Burgess, Patricia. Erica's School on the Hill: A Child's Journey in Moral Growth. Pan Books, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.