APA Citation

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.

Citação norma Chicago

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

MLA Citation

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

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.