Cita APA (7a ed.)

Wilkens, H. (1965). Search for new variable stars at the borders of the globular clusters NGC 3201.

Cita Chicago Style (17a ed.)

Wilkens, Herbert. Search for New Variable Stars at the Borders of the Globular Clusters NGC 3201. 1965.

Cita MLA (8a ed.)

Wilkens, Herbert. Search for New Variable Stars at the Borders of the Globular Clusters NGC 3201. 1965.