APA (7th ed.) Citation

Northrup, E. F. (1937). Zero to eighty: Being my lifetime doings, reflections, and inventions, also my journey around the moon ([1st ed.].). Scientific Pub. Co..

Chicago Style (17th ed.) Citation

Northrup, Edwin F. Zero to Eighty: Being My Lifetime Doings, Reflections, and Inventions, Also My Journey Around the Moon. [1st ed.]. Princeton, N. J.: Scientific Pub. Co., 1937.

MLA (9th ed.) Citation

Northrup, Edwin F. Zero to Eighty: Being My Lifetime Doings, Reflections, and Inventions, Also My Journey Around the Moon. [1st ed.]. Scientific Pub. Co., 1937.