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PRACTICAL EXPERIENCES USING PILOT. THE ADMINISTRATION OF PROGRAMED LEARNING MATERIALSSPREY D.sdIN: 76TH NATL. MEET. AM. INST. CHEM. ENG.; TULSA, OKLA.; 1974; NEW YORK; A.I.CH.E.; DA. S.D.; VOL. 7 C; PP. (4 P.); BIBL. 4 REF.Conference Paper