APA Style
Ostensen,Harald, ., Petterson,Holger, . (2003).
The WHO Manual of Diagnostic Imaging : Radiographic Technique and Projections .
Geneva:
WHO.
MLA Style
Ostensen,Harald, ., Petterson,Holger, .
"The WHO Manual of Diagnostic Imaging : Radiographic Technique and Projections".
Geneva:
WHO,
2003.
print.