peer interaction recording system (PIRS)
By: Hyman Hops.
Contributors: Center at Oregon for Research in the Behavioral Education of the Handicapped.
Series: Report -- no. 7.; Report (Center at Oregon for Research in the Behavioral Education of the Handicapped) -- no. 7.
Publisher: Center at Oregon for Research in the Behavioral Education of the Handicapped
Published: 1973
Place of publication: Eugene, OR
Language: eng
Number of pages: 39
Subjects: Disabled Children -- education
Notes: "April 1973."

Includes bibliographical references.