Cita APA (7a ed.)

Varsavsky, C. M., Gratton, F. T. L., & Pöppel, W. G. L. (1962). Some Subdwarf Models.

Cita Chicago Style (17a ed.)

Varsavsky, Carlos Manuel, Fausto Tulio Livio Gratton, y Wolfgang Günther León Pöppel. Some Subdwarf Models. 1962.

Cita MLA (8a ed.)

Varsavsky, Carlos Manuel, et al. Some Subdwarf Models. 1962.