Schepers, Johann M, University of Johannesburg, South Africa

• Vol 32, No 2 (2006) - Original Research
  The factor structure, metrical properties, and convergent validity of the third edition (1999) of the locus of control inventory
  Abstract  PDF
• Vol 32, No 2 (2006) - Original Research
  The relationship between the fourth edition (2003) of the locus of control inventory and the sixteen personality factor questionnaire (version 5)
  Abstract  PDF
• Vol 33, No 2 (2007) - Original Research
  The contruction and evaluation of an attention questionnaire
  Abstract  PDF