Cita APA (7a ed.)

Chaddha, R. L., & Chitgopekar, S. S. (1971). A generalization of the logistic curves and long-range forecasts (1966-1991) of residence telephones. [s.n.].

Cita Chicago Style (17a ed.)

Chaddha, Roshan L., y Sharad S. Chitgopekar. A Generalization of the Logistic Curves and Long-range Forecasts (1966-1991) of Residence Telephones. [S.l.]: [s.n.], 1971.

Cita MLA (9a ed.)

Chaddha, Roshan L., y Sharad S. Chitgopekar. A Generalization of the Logistic Curves and Long-range Forecasts (1966-1991) of Residence Telephones. [s.n.], 1971.