Gaya APA
Vallejo, Luis I. Gonzalez de, Ferrer, Mercedes. (2011).
Geological enginnering .
London, UK.:
CRC Press/Balkema.
Gaya Chicago
Vallejo, Luis I. Gonzalez de, Ferrer, Mercedes.
Geological enginnering.
London, UK.:
CRC Press/Balkema,
2011.
Text.
Gaya MLA
Vallejo, Luis I. Gonzalez de, Ferrer, Mercedes.
Geological enginnering.
London, UK.:
CRC Press/Balkema,
2011.
Text.
Gaya Turabian
Vallejo, Luis I. Gonzalez de, Ferrer, Mercedes.
Geological enginnering.
London, UK.:
CRC Press/Balkema,
2011.
Print.