Stephen Tuning, D. @. D., Lingam, F., & Stephen Tunning, S. @. S. (2012). Analysis on effectiveness of training evaluation system: A proposal for Sedcovest Holdings Sdn Bhd / Diana @ Dymphana Stephen Tuning, Faridah Lingam and Susie @ Suzie Stephen Tunning.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Stephen Tuning, Diana @ Dymphana, Faridah Lingam, و Susie @ Suzie Stephen Tunning. Analysis on Effectiveness of Training Evaluation System: A Proposal for Sedcovest Holdings Sdn Bhd / Diana @ Dymphana Stephen Tuning, Faridah Lingam and Susie @ Suzie Stephen Tunning. 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Stephen Tuning, Diana @ Dymphana, et al. Analysis on Effectiveness of Training Evaluation System: A Proposal for Sedcovest Holdings Sdn Bhd / Diana @ Dymphana Stephen Tuning, Faridah Lingam and Susie @ Suzie Stephen Tunning. 2012.