Παραπομπή APA

Willis, K. G., Button, K., & Nijkamp, P. (1999). Multi-attribute programmes, validity, allocation issues and case studies. Cheltenham: Edward Elgar Publishing.

Παραπομπή Chicago Style

Willis, Kenneth G., Kenneth Button, and Peter Nijkamp. Multi-attribute Programmes, Validity, Allocation Issues and Case Studies. Cheltenham: Edward Elgar Publishing, 1999.

Παραπομπή MLA

Willis, Kenneth G., Kenneth Button, and Peter Nijkamp. Multi-attribute Programmes, Validity, Allocation Issues and Case Studies. Cheltenham: Edward Elgar Publishing, 1999.

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