APA (7th ed.) Citation

Locke, L. L. (1923). The ancient quipu or peruvian knot record. American Museum of Natural History.

Chicago Style (17th ed.) Citation

Locke, Leslie Leland. The Ancient Quipu or Peruvian Knot Record. New York: American Museum of Natural History, 1923.

MLA (9th ed.) Citation

Locke, Leslie Leland. The Ancient Quipu or Peruvian Knot Record. American Museum of Natural History, 1923.

Warning: These citations may not always be 100% accurate.