APA citiranje

Hopkins, A. L. (1943). Periscope peeks at the world above. Our Sunday Visitor.

Chicago Style (17th ed.) Citation

Hopkins, A. L. Periscope Peeks at the World Above. Huntington, Ind.: Our Sunday Visitor, 1943.

MLA citiranje

Hopkins, A. L. Periscope Peeks at the World Above. Our Sunday Visitor, 1943.