Development in theory and practice :
Black, Jan Knippers, 1940-
Development in theory and practice : bridging the gap / Jan Knippers Black. - Boulder, Colo. : Westview Press, 1991. - xiii, 224 p. : ill. ; 24 cm.
Development in theory and practice : bridging the gap / Jan Knippers Black. - Boulder, Colo. : Westview Press, 1991. - xiii, 224 p. : ill. ; 24 cm.