Cita APA (7a ed.)

Meyen, E. L. (1972). Developing units of instruction: For the mentally retarded and other children with learning problems. W. C. Brown Co.

Cita Chicago Style (17a ed.)

Meyen, Edward L. Developing Units of Instruction: For the Mentally Retarded and Other Children with Learning Problems. Dubuque, Iowa: W. C. Brown Co, 1972.

Cita MLA (8a ed.)

Meyen, Edward L. Developing Units of Instruction: For the Mentally Retarded and Other Children with Learning Problems. W. C. Brown Co, 1972.