Gaya APA
Wilkins, E.B.. (1989).
Quality Of Asbuton Bitumen .
Jakarta:
PT Virama Karya.
Gaya Chicago
Wilkins, E.B..
Quality Of Asbuton Bitumen.
Jakarta:
PT Virama Karya,
1989.
Text.
Gaya MLA
Wilkins, E.B..
Quality Of Asbuton Bitumen.
Jakarta:
PT Virama Karya,
1989.
Text.
Gaya Turabian
Wilkins, E.B..
Quality Of Asbuton Bitumen.
Jakarta:
PT Virama Karya,
1989.
Print.