APA način citiranja (7. izdanje)
Hilgenkamp, T., & et al. (2011). Study healthy ageing and intellectual disabilities: Recruitment and design.
Čikaški stil citiranja (17. izdanje)
Hilgenkamp, T.I.M, i et al. Study Healthy Ageing and Intellectual Disabilities: Recruitment and Design. 2011.
MLA način citiranja (9. izdanje)
Hilgenkamp, T.I.M, i et al. Study Healthy Ageing and Intellectual Disabilities: Recruitment and Design. 2011.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.