Gaya APA
Erismann, T, H., Abele, G.
(2001).
Dynamics of Rockslides and Rockfalls
.
Germany:
Springer.
Gaya MLA
Erismann, Theodor, H.., Abele, Gerhard.
"Dynamics of Rockslides and Rockfalls".
Germany:
Springer,
2001.
Text.