Cita APA (7a ed.)

Hormaechea, J. L., Perdomo, R. A., Ischik, C., & Miralles, M. (1988). Precise positions of double and multiple systems.

Cita Chicago Style (17a ed.)

Hormaechea, José Luis, Raúl Aníbal Perdomo, C. Ischik, y M. Miralles. Precise Positions of Double and Multiple Systems. 1988.

Cita MLA (8a ed.)

Hormaechea, José Luis, et al. Precise Positions of Double and Multiple Systems. 1988.