Cita APA (7a ed.)

Crum, R. M. (1998). The association of educational achievement and school dropout with risk of alcoholism: A twenty-five-year prospective study of inner-city children. [s.n.].

Cita Chicago Style (17a ed.)

Crum, Rosa M. The Association of Educational Achievement and School Dropout with Risk of Alcoholism: A Twenty-five-year Prospective Study of Inner-city Children. [S.l.]: [s.n.], 1998.

Cita MLA (9a ed.)

Crum, Rosa M. The Association of Educational Achievement and School Dropout with Risk of Alcoholism: A Twenty-five-year Prospective Study of Inner-city Children. [s.n.], 1998.