Gowans, A. The Popular Arts and Universal History: New Principles for historical study using arts and artifacts. Festschrift Klaus Lankheit zum 20. Mai 1973.
Cita Chicago (17th ed.)Gowans, Alan. "The Popular Arts and Universal History: New Principles for Historical Study Using Arts and Artifacts." Festschrift Klaus Lankheit Zum 20. Mai 1973 .
Cita MLA (8th ed.)Gowans, Alan. "The Popular Arts and Universal History: New Principles for Historical Study Using Arts and Artifacts." Festschrift Klaus Lankheit Zum 20. Mai 1973, .
Atenció: Aquestes cites poden no estar 100% correctes.