APA (7th ed.) Citation

Clifford J. Drew, D. R. L. Mental retardation a life cycle approach. Merrill Publishing Co.

Chicago Style (17th ed.) Citation

Clifford J. Drew, Donald R. Logan. Mental Retardation a Life Cycle Approach. Merrill Publishing Co.

MLA (8th ed.) Citation

Clifford J. Drew, Donald R. Logan. Mental Retardation a Life Cycle Approach. Merrill Publishing Co.

Warning: These citations may not always be 100% accurate.