Cita APA (7th ed.)
Moeller, C. (1978). On the Crisis in the theory of gravitation and a possible solution. Munksgaard.
Cita Chicago (17th ed.)
Moeller, C. On the Crisis in the Theory of Gravitation and a Possible Solution. København: Munksgaard, 1978.
Cita MLA (9th ed.)
Moeller, C. On the Crisis in the Theory of Gravitation and a Possible Solution. Munksgaard, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.