Author
Rand McNally and Company
5
Oxford University Press
4
Barraclough, Geoffrey, 1908-1984
3
McEvedy, Colin
3
Times Books (Firm)
3
Woodcock, John, 1924-2011
3
Branch, Melville C. (Melville Campbell), 1913-2008
2
Cowles, Calvin D. (Calvin Duvall), 1849-
2
Davis, George B. (George Breckenridge), 1847-1914
2
Fox, Edward Whiting
2
George Philip & Son
2
Geraghty, James J.
2
Gilbert, Martin, 1936-2015
2
Karṭa (Firm)
2
Kirkley, Joseph W. (Joseph William), 1841-1912
2
Magocsi, Paul R.
2
Miller, David William, 1929-
2
Natkiel, Richard
2
Palmer, R. R. (Robert Roswell), 1909-2002
2
Perry, Leslie J.
2
Water Information Center, inc
2
Adams, Arthur E.
1
Adams, James Truslow, 1878-1949
1
Ahles, Harry E.
1
Ajayi, J. F. Ade
1
American Philosophical Society
1
Baev, Pavel
1
Bahat, Dan, 1938-
1
Barlow, Philip L.
1
Barnes, Ian, 1946-2014
1
Batson, Raymond M.
1
Bell, C. Ritchie
1
Blake, Gerald Henry
1
Bond, Courtney C. J.
1
Boyd, Andrew, 1920-2003
1
Bramwell, Martyn
1
Brawer, Moshe, 1919-
1
Bromage, W. H.
1
Brotton, Jerry
1
California. Department of Water Resources
1
California. Office of Planning and Research
1
Cappon, Lester Jesse, 1900-1981
1
Chapman, John D. (John Doneric), 1923-
1
Chaudhuri, K. N.
1
Cimolino, Tony A. (Tony Alexander)
1
Clark, J. Desmond (John Desmond), 1916-2002
1
Clark, William, 1770-1838
1
Clipson, William J.
1
Collins, Robert S. (Robert Sloane)
1
Congressional Quarterly, inc
1
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