Gaya APA

Effendi, F. et al (2011). A Risk Prediction Model of the Incidence of Occupational Low Back Pain Among Mining Workers . Jakarta: faculty of medicine, universitas indonesia.

Gaya MLA

Effendi, Fikry. et al. "A Risk Prediction Model of the Incidence of Occupational Low Back Pain Among Mining Workers". Jakarta: faculty of medicine, universitas indonesia, 2011. Text.