APA (7th ed.) Citation

Christophersen, S. (1991). Zero-space theory: Gravitation without spacetime. Forlaget GEMS.

Chicago Style (17th ed.) Citation

Christophersen, Svend. Zero-space Theory: Gravitation Without Spacetime. Varde: Forlaget GEMS, 1991.

MLA (9th ed.) Citation

Christophersen, Svend. Zero-space Theory: Gravitation Without Spacetime. Forlaget GEMS, 1991.

Warning: These citations may not always be 100% accurate.