APA-Zitierstil (7. Ausg.)

Parr, S. W. (1909). The weathering of coal: Series of 1909. The University.

Chicago-Zitierstil (17. Ausg.)

Parr, Samuel W. The Weathering of Coal: Series of 1909. Urbana, Ill: The University, 1909.

MLA-Zitierstil (9. Ausg.)

Parr, Samuel W. The Weathering of Coal: Series of 1909. The University, 1909.