Παραπομπή σε μορφή APA (7η εκδ.)

Shirley, M. M., & Xu, L. C. (1997). Information, incentives, and commitment: An empirical analysis of contracrts between government and state entertprises. Policy Research Dept.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Shirley, Mary M., και L Colin Xu. Information, Incentives, and Commitment: An Empirical Analysis of Contracrts Between Government and State Entertprises. Washington, D.C: Policy Research Dept, 1997.

Παραπομπή σε μορφή MLA (9th εκδ.)

Shirley, Mary M., και L Colin Xu. Information, Incentives, and Commitment: An Empirical Analysis of Contracrts Between Government and State Entertprises. Policy Research Dept, 1997.