Holford, P. (2009). The 10 secrets of 100% healthy people / Patrick Holford. Piatkus.
Čikaški stil citiranja (17. izdanje)Holford, Patrick. The 10 Secrets of 100% Healthy People / Patrick Holford. london: Piatkus, 2009.
MLA način citiranja (8. izdanje)Holford, Patrick. The 10 Secrets of 100% Healthy People / Patrick Holford. Piatkus, 2009.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.