Revival: Conservation Tillage in Temperate Agroecosystems (1993) (CRC Press Revivals)
Carter, M.R./Logan, Terry J./Unger, Paul W./Dick, Warren A./Ball, Bruce C./Riley, Hugh/Vyn, T.J./Christian, Dudley G./Ehlers, Wilfried/Masse, J.
Bone Dysplasias: An Atlas of Genetic Disorders of Skeletal Development
Spranger, Jurgen W., M.D./Brill, Paula W., M.D./Nishimura, Gen, M.D./Superti-Furga, Andrea, M.D./Unger, Sheila, M.D.