Gaya APA
Pacher, F.. (1997).
More safety in design work and construction of tunnels in unstable rock .
:
IRF.
Gaya Chicago
Pacher, F..
More safety in design work and construction of tunnels in unstable rock.
:
IRF,
1997.
Computer Software.
Gaya MLA
Pacher, F..
More safety in design work and construction of tunnels in unstable rock.
:
IRF,
1997.
Computer Software.
Gaya Turabian
Pacher, F..
More safety in design work and construction of tunnels in unstable rock.
:
IRF,
1997.
Computer Software.