Gaya APA
Opperman, G.. (1995).
Maintenance of bridges in Southern Africa .
:
Piarc.
Gaya Chicago
Opperman, G..
Maintenance of bridges in Southern Africa.
:
Piarc,
1995.
Computer Software.
Gaya MLA
Opperman, G..
Maintenance of bridges in Southern Africa.
:
Piarc,
1995.
Computer Software.
Gaya Turabian
Opperman, G..
Maintenance of bridges in Southern Africa.
:
Piarc,
1995.
Computer Software.