APA-referens (7:e uppl.)

Belli, P. (2001). Economic analysis of investment operations: Analytical tools and practical applications. the international bank for reconstrucion and development.

Chicago-referens (17:e uppl.)

Belli, Pedro. Economic Analysis of Investment Operations: Analytical Tools and Practical Applications. Washington: the international bank for reconstrucion and development, 2001.

MLA-referens (9:e uppl.)

Belli, Pedro. Economic Analysis of Investment Operations: Analytical Tools and Practical Applications. the international bank for reconstrucion and development, 2001.

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