By Coombs, Philip Hall.
Barcelona Ediciones Península 1971 .
331 p. , Translation of : The world educational crisis.

By Coombs, Philip Hall.
New York Oxford University Press 1968 .
x, 241 p. , "This book had its start as the basic working paper for the International Conference on the World Crisis in Education, held at Williamsburg, Virginia, in October 1967."