APA استشهاد

Paul, W., & Robertson, K. (1973). Job enrichment and employee motivation. Gower press.

استشهاد بنمط شيكاغو

Paul, W.J, و K.B Robertson. Job Enrichment and Employee Motivation. Great Britain: Gower press, 1973.

MLA استشهاد

Paul, W.J, و K.B Robertson. Job Enrichment and Employee Motivation. Gower press, 1973.