Jacobsen, J. P., & Skillman, G. L. (2004). Labor markets and employment relationships: A comprehensive approach. Blackwell Publishing.
Cytowanie według stylu Chicago (wyd. 17)Jacobsen, Joyce P., i Gilbert L. Skillman. Labor Markets and Employment Relationships: A Comprehensive Approach. Malden, MA: Blackwell Publishing, 2004.
Cytowanie według stylu MLA (wyd. 9)Jacobsen, Joyce P., i Gilbert L. Skillman. Labor Markets and Employment Relationships: A Comprehensive Approach. Blackwell Publishing, 2004.