Cita APA (7a ed.)

Ljungdahl, G. S. (1939). The re-survey of the magnetic main repeat-stations in Sweden for the epoch July 1, 1936. Statens Reproduktionsanstalt.

Cita Chicago Style (17a ed.)

Ljungdahl, Gustaf S. The Re-survey of the Magnetic Main Repeat-stations in Sweden for the Epoch July 1, 1936. Stockholm: Statens Reproduktionsanstalt, 1939.

Cita MLA (9a ed.)

Ljungdahl, Gustaf S. The Re-survey of the Magnetic Main Repeat-stations in Sweden for the Epoch July 1, 1936. Statens Reproduktionsanstalt, 1939.