Yazar
donald c pennington
20 cilt bulundu.
Cilt sonuçları
Geology and Mineral Resource Potential of the Chattanooga 1° X 2° Quadrangle, Tennessee and North Carolina
Sandra H. B. Clark, Gregory Thomas Spanski, Donald G. Hadley, Geological Survey (U.S.), Albert H. Hofstra · Yayınevi bilinmiyor
58 sayfa · 1993
Geology
Self-propelled Tower Irrigation
Douglas W. Strohbehn, Haskell Byard Harris, James Donald Tarver, Joseph C. Purcell, Len Stuckey Jones, Milton Delbert Jellum, T. Powell Gaines, William Thomas Fullilove, E. Evan Brown, Franklin A. Pokorny, Prakash C. Sharma · Yayınevi bilinmiyor
372 sayfa · 1970
Agricultural laborers
Agriculture in the New Global Economy
William Donald Coleman, Wyn Grant, Tim Josling · Edward Elgar Publishing
230 sayfa · 2004
