APA (7th ed.) Citation

Lang, S. (1973). Calculus of several variables. Addison-Wesley.

Chicago Style (17th ed.) Citation

Lang, Serge. Calculus of Several Variables. Reading, Mass: Addison-Wesley, 1973.

MLA (9th ed.) Citation

Lang, Serge. Calculus of Several Variables. Addison-Wesley, 1973.