APA

Bulla C. R., . (1964). Down the Mississippi. New York: Scholastic Book Services.

Chicago

Bulla Clyde Robert, . 1964. Down the Mississippi. New York: Scholastic Book Services.

Harvard

Bulla C. R., . (1964). Down the Mississippi. New York: Scholastic Book Services.

MLA

Bulla Clyde Robert, . Down the Mississippi. New York: Scholastic Book Services. 1964.