David Hansen

By Nicholas Burbules, David Hansen

By David Hansen

By David Hansen-Miller

Edited By Rattan Lal, David O. Hansen, Norman Uphoff, Rattan Lal

Edited By Rattan Lal, Norman Uphoff, B.A. Stewart, David O. Hansen

By David A. Hansen, Robert B. Puyear

By David T. Hansen

By F. R. Hansen

Edited By T.C. Hansen

Edited By Rattan Lal, M. Suleimenov, B.A. Stewart, D.O. Hansen, Paul Doraiswamy

By P. Hansen, J. Henderson, M. Labbe, J. Peeters, J. Thisse

By Pia M. Hansen