Blewitt, M. (1973). Celestial navigation for yachtsmen (5th ed.). Stanford.
Citación estilo ChicagoBlewitt, Mary. Celestial Navigation for Yachtsmen. 5th ed. London: Stanford, 1973.
Cita MLABlewitt, Mary. Celestial Navigation for Yachtsmen. 5th ed. Stanford, 1973.
Warning: These citations may not always be 100% accurate.