Cita APA (7a ed.)

Lauridsen, E. K. (1977). The QHM: Contributions to the theory and practice of the quartz horizontal magnetometer. Danish Meteorological Institute.

Cita Chicago Style (17a ed.)

Lauridsen, E. K. The QHM: Contributions to the Theory and Practice of the Quartz Horizontal Magnetometer. Kobenhavn: Danish Meteorological Institute, 1977.

Cita MLA (9a ed.)

Lauridsen, E. K. The QHM: Contributions to the Theory and Practice of the Quartz Horizontal Magnetometer. Danish Meteorological Institute, 1977.