Cita APA (7th ed.)

Devine, B., & Cohen, J. E. (1992). Absolute zero gravity: Science jokes, quotes, and anecdotes (1a. ed.). Simon and Schuster.

Cita Chicago (17th ed.)

Devine, Betsy, i Joel E. Cohen. Absolute Zero Gravity: Science Jokes, Quotes, and Anecdotes. 1a. ed. Nueva York: Simon and Schuster, 1992.

Cita MLA (9th ed.)

Devine, Betsy, i Joel E. Cohen. Absolute Zero Gravity: Science Jokes, Quotes, and Anecdotes. 1a. ed. Simon and Schuster, 1992.