Garland, G. D. (1965). Earth's shape and gravity. Pergamon press.
Citación estilo ChicagoGarland, G. D. Earth's Shape and Gravity. New york: Pergamon press, 1965.
Cita MLAGarland, G. D. Earth's Shape and Gravity. Pergamon press, 1965.
Warning: These citations may not always be 100% accurate.