APA-Zitierstil (7. Ausg.)

Piper, C. V. (1920). Meadows for the northern states. U.S. Dept. of Agriculture.

Chicago-Zitierstil (17. Ausg.)

Piper, Charles V. Meadows for the Northern States. Washington, D.C: U.S. Dept. of Agriculture, 1920.

MLA-Zitierstil (9. Ausg.)

Piper, Charles V. Meadows for the Northern States. U.S. Dept. of Agriculture, 1920.