Gaya APA
Marsal, R. J.. (1981).
Slope Stability-General Report (Session 11) .
:
s.n..
Gaya Chicago
Marsal, R. J..
Slope Stability-General Report (Session 11).
:
s.n.,
1981.
Text.
Gaya MLA
Marsal, R. J..
Slope Stability-General Report (Session 11).
:
s.n.,
1981.
Text.
Gaya Turabian
Marsal, R. J..
Slope Stability-General Report (Session 11).
:
s.n.,
1981.
Print.