Barnard, K. E., & Powell, M. L. (1972). Teaching the mentally retarded child: A family care approach. Mosby.
芝加哥风格引文Barnard, Kathryn E., 与 Marcene Lee Powell. Teaching the Mentally Retarded Child: A Family Care Approach. Saint Louis: Mosby, 1972.
MLA引文Barnard, Kathryn E., 与 Marcene Lee Powell. Teaching the Mentally Retarded Child: A Family Care Approach. Mosby, 1972.
警告：这些引文格式不一定是100％准确.