APA
JON ERICKSON, . (1988). VOLCANOES AND EARTHQUAKES. UNITED STATES OF AMERICA: TAB BOOKS.
Chicago
JON ERICKSON, . 1988. VOLCANOES AND EARTHQUAKES. UNITED STATES OF AMERICA: TAB BOOKS.
Harvard
JON ERICKSON, . (1988). VOLCANOES AND EARTHQUAKES. UNITED STATES OF AMERICA: TAB BOOKS.
MLA
JON ERICKSON, . VOLCANOES AND EARTHQUAKES. UNITED STATES OF AMERICA: TAB BOOKS. 1988.