Gaya APA
Houben, G., Treskatis, C. (2007).
Water Well: rehabilitation and Reconstruction (edisi ilustrasi).
Amerika Serikat:
McGraw-Hill.
Gaya MLA
Houben, Georg., Treskatis, Christoph.
"Water Well: rehabilitation and Reconstruction".
edisi ilustrasi
Amerika Serikat:
McGraw-Hill,
2007.
Text.