Gaya APA
Heuer, Ronald E.. (1974).
Important ground parameters in soft ground tunneling .
:
ASCE.
Gaya Chicago
Heuer, Ronald E..
Important ground parameters in soft ground tunneling.
:
ASCE,
1974.
Filmstrip.
Gaya MLA
Heuer, Ronald E..
Important ground parameters in soft ground tunneling.
:
ASCE,
1974.
Filmstrip.
Gaya Turabian
Heuer, Ronald E..
Important ground parameters in soft ground tunneling.
:
ASCE,
1974.
Filmstrip.