APA-Zitierstil (7. Ausg.)

Ryden, J. C., & Pratt, P. F. (1980). Phosphorus removal from wastewater applied to land. Univ. of California, Div. of Agricultural Sciences.

Chicago-Zitierstil (17. Ausg.)

Ryden, John C., und Parker F. Pratt. Phosphorus Removal from Wastewater Applied to Land. Berkeley, Calif: Univ. of California, Div. of Agricultural Sciences, 1980.

MLA-Zitierstil (9. Ausg.)

Ryden, John C., und Parker F. Pratt. Phosphorus Removal from Wastewater Applied to Land. Univ. of California, Div. of Agricultural Sciences, 1980.