Penggayaan APA
Derucher, Conrad P Heins. (1981).
Materials for civil and highway engineers .
London:
Prentice Hall.
Chicago Style
Derucher, Conrad P Heins.
Materials for civil and highway engineers.
London:
Prentice Hall,
1981.
Text.
MLA Style
Derucher, Conrad P Heins.
Materials for civil and highway engineers.
London:
Prentice Hall,
1981.
Text.
Turabian Style
Derucher, Conrad P Heins.
Materials for civil and highway engineers.
London:
Prentice Hall,
1981.
Print.