Cita APA (7a ed.)
Kettley, N. C. (2010). Theory building in educational research. Continuum International Pub. Group.
Cita Chicago Style (17a ed.)
Kettley, Nigel C. Theory Building in Educational Research. New York: Continuum International Pub. Group, 2010.
Cita MLA (9a ed.)
Kettley, Nigel C. Theory Building in Educational Research. Continuum International Pub. Group, 2010.
Precaución: Estas citas no son 100% exactas.