APA (7th ed.) Zitazioa

Gittinger, J. P. (1982). Economic analysis of agricultural projects. Johns Hopkins University Pr.; Washington.

Chicago Style (17th ed.) Zitazioa

Gittinger, J. Price. Economic Analysis of Agricultural Projects. Baltimore: Johns Hopkins University Pr.; Washington, 1982.

MLA (9th ed.) Zitazioa

Gittinger, J. Price. Economic Analysis of Agricultural Projects. Johns Hopkins University Pr.; Washington, 1982.