APA Style
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.
MLA Style
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.