APA-viite (7. p.)

Gittinger, J. P. (1972). Economic analysis of agricultural projects. The Johns Hopkins University Press.

Chicago-viite (17. p.)

Gittinger, J. Price. Economic Analysis of Agricultural Projects. Baltimore: The Johns Hopkins University Press, 1972.

MLA-viite (9. p.)

Gittinger, J. Price. Economic Analysis of Agricultural Projects. The Johns Hopkins University Press, 1972.