Cruickshank, W. M., & Johnson, G. O. (1958). Education of exceptional children and youth. Prentice-Hall.
Chicago Style (17th ed.) ZitazioaCruickshank, William M., eta G. Orville Johnson. Education of Exceptional Children and Youth. Englewood Cliffs: Prentice-Hall, 1958.
MLA (9th ed.) ZitazioaCruickshank, William M., eta G. Orville Johnson. Education of Exceptional Children and Youth. Prentice-Hall, 1958.
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