Santana Barboza, G. (1988). Current seismic design regulations for Costa Rica.
Chicago Style aipamenaSantana Barboza, Guillermo. Current Seismic Design Regulations for Costa Rica. 1988.
MLA aipamenaSantana Barboza, Guillermo. Current Seismic Design Regulations for Costa Rica. 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.