APA-referens (7:e uppl.)
Abrams, P. (2009). Cross purposes: Pierce v. Society of Sisters and the struggle over compulsory public education. The University of Michigan Press.
Chicago-referens (17:e uppl.)
Abrams, Paula. Cross Purposes: Pierce V. Society of Sisters and the Struggle over Compulsory Public Education. Ann Arbor: The University of Michigan Press, 2009.
MLA-referens (9:e uppl.)
Abrams, Paula. Cross Purposes: Pierce V. Society of Sisters and the Struggle over Compulsory Public Education. The University of Michigan Press, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.