Citace podle APA

Terry-McElrath, Y. M., O’Malley, P. M., & Johnston, L. D. (2009). Reasons for Drug Use among American Youth by Consumption Level, Gender, and Race/Ethnicity: 1976–2005.

Styl Chicago

Terry-McElrath, Yvonne M., Patrick M. O’Malley, a Lloyd D. Johnston. Reasons for Drug Use Among American Youth By Consumption Level, Gender, and Race/Ethnicity: 1976–2005. 2009.

Citace podle MLA

Terry-McElrath, Yvonne M., Patrick M. O’Malley, a Lloyd D. Johnston. Reasons for Drug Use Among American Youth By Consumption Level, Gender, and Race/Ethnicity: 1976–2005. 2009.

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