APA引用形式

Richard W Ojakangas. (1976). The earth: Past and present. New York: McGraw-Hill.

シカゴスタイル引用形

Richard W Ojakangas. The Earth: Past and Present. New York: McGraw-Hill, 1976.

MLA引用形式

Richard W Ojakangas. The Earth: Past and Present. New York: McGraw-Hill, 1976.