Cita APA (7a ed.)

Webb Society. (1980). Webb Society Deep-Sky Observer's Handbook: V 3. Open and Globular clusters. Enslow Publishers.

Cita Chicago Style (17a ed.)

Webb Society. Webb Society Deep-Sky Observer's Handbook: V 3. Open and Globular Clusters. Hillside: Enslow Publishers, 1980.

Cita MLA (9a ed.)

Webb Society. Webb Society Deep-Sky Observer's Handbook: V 3. Open and Globular Clusters. Enslow Publishers, 1980.