Water resources of the Delaware River basin: A study of the hydrology and geology of the basin an the effects of physical and cultural environments on the water supply. U.S. Government Print. Office.
Chicago-Zitierstil (17. Ausg.)Water Resources of the Delaware River Basin: A Study of the Hydrology and Geology of the Basin an the Effects of Physical and Cultural Environments on the Water Supply. Washington, DC: U.S. Government Print. Office.
MLA-Zitierstil (9. Ausg.)Water Resources of the Delaware River Basin: A Study of the Hydrology and Geology of the Basin an the Effects of Physical and Cultural Environments on the Water Supply. U.S. Government Print. Office.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.