00439nam a2200121Ia 4500008004100000020001400041040004400055100002400099245009200123260003100215300003200246500003900278180412s9999||||xx |||||||||||||| ||und||  a839115741  aAhmadu Bello University Library - Zaria  aAnthony, A. William 4aThe SKILLS of diagnostic planning/by William A. Anthony... et alcby williams A Anthony  aBaltimorebPark U.P.c1980  aiv, 177p.: diagrw., tables.  aIncludes bibliographical reference