Cita APA

Lang, S. 1., & Lang, S. 1. (1999). Fundamentals of differential geometry. New York, New York: Springer.

Citación estilo Chicago

Lang, Serge 1927-2005, y Serge 1927-2005 Lang. Fundamentals of Differential Geometry. New York, New York: Springer, 1999.

Cita MLA

Lang, Serge 1927-2005, y Serge 1927-2005 Lang. Fundamentals of Differential Geometry. New York, New York: Springer, 1999.