Gaya APA
Glicken, H. (1986).
Rockslide Debris Avalanche Of May 18, 1980, Mount St. Helens a Volcano, Washington .
Bandung, Jawa Barat, Indonesia:
washiton.
Gaya MLA
Glicken, Harry.
"Rockslide Debris Avalanche Of May 18, 1980, Mount St. Helens a Volcano, Washington".
Bandung, Jawa Barat, Indonesia:
washiton,
1986.
Text.