Cita APA (7a ed.)

Gittinger, J. P. (1972). Economic Analisys of Agricultural Projects. Johns Hopknis University.

Cita Chicago Style (17a ed.)

Gittinger, J. Price. Economic Analisys of Agricultural Projects. London: Johns Hopknis University, 1972.

Cita MLA (9a ed.)

Gittinger, J. Price. Economic Analisys of Agricultural Projects. Johns Hopknis University, 1972.