Cita APA (7th ed.)
Locke, L. L. (1923). The ancient quipu or peruvian knot record. The American Museum of Natural History.
Cita Chicago (17th ed.)
Locke, Leslie Leland. The Ancient Quipu or Peruvian Knot Record. New York: The American Museum of Natural History, 1923.
Cita MLA (9th ed.)
Locke, Leslie Leland. The Ancient Quipu or Peruvian Knot Record. The American Museum of Natural History, 1923.
Atenció: Aquestes cites poden no estar 100% correctes.