APA (7th ed.) Citation

Protter, M. H., & Morrey, C. B. (1977). A First Course in Real Analysis. Springer US.

Chicago Style (17th ed.) Citation

Protter, M. H., and C. B. Morrey. A First Course in Real Analysis. New York, NY: Springer US, 1977.

MLA (9th ed.) Citation

Protter, M. H., and C. B. Morrey. A First Course in Real Analysis. Springer US, 1977.