National Resources Management Center. (1984). Study on watershed reservation laws and enactments. The Division.
Cita Chicago (17th ed.)National Resources Management Center. Study on Watershed Reservation Laws and Enactments. QC: The Division, 1984.
Cita MLA (9th ed.)National Resources Management Center. Study on Watershed Reservation Laws and Enactments. The Division, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.