1. Outliers in statistical data;Barnett,1978
2. Common methodological problems in factor analysis;Comrey;J. Consult. Clin. Psychol.,1978
3. Fitting equations to data—Computer analysis of multifactor data;Daniel,1980
4. Achievement, affiliation, and attribution motivation of orthodontic patients;El-Mangoury,1981
5. El-Mangoury, N. H.: Psycho-orthodontic theories of motivation. Part I. (Submitted for publication.)