TY - BOOK AU - Catarungan, Cristina A. TI - Relationship of sleeping habits to classroom behavior of teenagers AV - PHS BF 723.S3 .C357 2008 PY - 2008/// CY - Las Piñas City, Philippines PB - Southville International School and Colleges KW - Sleep KW - Psychological aspects KW - Classroom environment KW - Student behavior N1 - Includes bibliographical references ER -