APA

O'Neil O. R., . (1921). Adventures in Swaziland. New York: Century.

Chicago

O'Neil Owen Rowe, . 1921. Adventures in Swaziland. New York: Century.

Harvard

O'Neil O. R., . (1921). Adventures in Swaziland. New York: Century.

MLA

O'Neil Owen Rowe, . Adventures in Swaziland. New York: Century. 1921.