Cita APA (7a ed.)

Houtgast, J. (1942). The variations in the profiles of strong Fraunhofer lines along a radius of the solar disc .. Drukkerij F. Schotanus & Jens.

Cita Chicago Style (17a ed.)

Houtgast, Jakob. The Variations in the Profiles of Strong Fraunhofer Lines Along a Radius of the Solar Disc .. Utrecht: Drukkerij F. Schotanus & Jens, 1942.

Cita MLA (8a ed.)

Houtgast, Jakob. The Variations in the Profiles of Strong Fraunhofer Lines Along a Radius of the Solar Disc .. Drukkerij F. Schotanus & Jens, 1942.