APA Style
Daly, Reginald. ().
Earth's Most Challenging Mysteries .
Grand Rapids, Michigan:
Baker Book House.
Chicago Style
Daly, Reginald.
Earth's Most Challenging Mysteries.
Grand Rapids, Michigan:
Baker Book House,
.
Text.
MLA Style
Daly, Reginald.
Earth's Most Challenging Mysteries.
Grand Rapids, Michigan:
Baker Book House,
.
Text.
Turabian Style
Daly, Reginald.
Earth's Most Challenging Mysteries.
Grand Rapids, Michigan:
Baker Book House,
.
Print.