APA (7th ed.) Citation

Block, J., Block, J. H., & Keyes, S. (1988). Longitudinally foretelling drug usage in adolescence: Early childhood personality and environmental precursors. Child development <Malden, Mass.>, 59, 336-355.

Chicago Style (17th ed.) Citation

Block, Jack, Jeanne H. Block, and Susan Keyes. "Longitudinally Foretelling Drug Usage in Adolescence: Early Childhood Personality and Environmental Precursors." Child Development <Malden, Mass.> 59 (1988): 336-355.

MLA (8th ed.) Citation

Block, Jack, et al. "Longitudinally Foretelling Drug Usage in Adolescence: Early Childhood Personality and Environmental Precursors." Child Development <Malden, Mass.>, vol. 59, 1988, pp. 336-355.