APA način citiranja (7. izdanje)
Karlen, J., & Karlen, P. (2014). Early stress, cortisol in hair and health among children in different psychosocial environments. Linkoping University.
Čikaški stil citiranja (17. izdanje)
Karlen, Jerker, i Per Karlen. Early Stress, Cortisol in Hair and Health Among Children in Different Psychosocial Environments. Linkoping, Sweden: Linkoping University, 2014.
MLA način citiranja (9. izdanje)
Karlen, Jerker, i Per Karlen. Early Stress, Cortisol in Hair and Health Among Children in Different Psychosocial Environments. Linkoping University, 2014.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.