Παραπομπή σε μορφή APA (7η εκδ.)

Wisconsin. Division of Agricultural Statistics. (1915). Wisconsin farm crop report: Estimated crop conditions. [Wisconsin Dept. of Agriculture.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Wisconsin. Division of Agricultural Statistics. Wisconsin Farm Crop Report: Estimated Crop Conditions. Madison, Wis.: [Wisconsin Dept. of Agriculture, 1915.

Παραπομπή σε μορφή MLA (8th εκδ.)

Wisconsin. Division of Agricultural Statistics. Wisconsin Farm Crop Report: Estimated Crop Conditions. [Wisconsin Dept. of Agriculture, 1915.