APA

Wolfgang M. E., . (1966). Delinquency statistics for administration and research in Puerto Rico. Río Piedras, P. R: Social Science Research Center, University of Puerto Rico.

Chicago

Wolfgang Marvin E, . 1966. Delinquency statistics for administration and research in Puerto Rico. Río Piedras, P. R: Social Science Research Center, University of Puerto Rico.

Harvard

Wolfgang M. E., . (1966). Delinquency statistics for administration and research in Puerto Rico. Río Piedras, P. R: Social Science Research Center, University of Puerto Rico.

MLA

Wolfgang Marvin E, . Delinquency statistics for administration and research in Puerto Rico. Río Piedras, P. R: Social Science Research Center, University of Puerto Rico. 1966.