Tripp, V., Andreasen, D., & McAliley, S. (2004). Nellie's promise. Pleasant Company Publications.
Cita Chicago Style (17a ed.)Tripp, Valerie, Dan Andreasen, y Susan McAliley. Nellie's Promise. Middleton, WI: Pleasant Company Publications, 2004.
Cita MLA (8a ed.)Tripp, Valerie, et al. Nellie's Promise. Pleasant Company Publications, 2004.
Precaución: Estas citas no son 100% exactas.