APA
Child D., . (2006). The essentials of factor analysis. London: Continuum International Publishing Group # Continuum.
Chicago
Child Dennis, . 2006. The essentials of factor analysis. London: Continuum International Publishing Group # Continuum.
Harvard
Child D., . (2006). The essentials of factor analysis. London: Continuum International Publishing Group # Continuum.
MLA
Child Dennis, . The essentials of factor analysis. London: Continuum International Publishing Group # Continuum. 2006.