APA (7th ed.) Citation

Lang, E., Sörgel, F., Blaha, L., & Åblad, B. (1982). Beta-blockers in the elderly. Springer-Verlag.

Chicago Style (17th ed.) Citation

Lang, E., F. Sörgel, L. Blaha, and B. Åblad. Beta-blockers in the Elderly. Berlin ; New York: Springer-Verlag, 1982.

MLA (9th ed.) Citation

Lang, E., et al. Beta-blockers in the Elderly. Springer-Verlag, 1982.