Cita APA (7a ed.)

Bolyai, J., & Halsted, G. B. (1955). The science of absolute space. Dover Publications.

Cita Chicago Style (17a ed.)

Bolyai, John, y George Bruce Halsted. The Science of Absolute Space. /New York/: Dover Publications, 1955.

Cita MLA (8a ed.)

Bolyai, John, y George Bruce Halsted. The Science of Absolute Space. Dover Publications, 1955.