APA (7th ed.) Citation

Bleifeld, W., Effert, S., Hanrath, P., & Mathey, D. G. (1980). Evaluation of Cardiac Function by Echocardiography. Springer Berlin Heidelberg.

Chicago Style (17th ed.) Citation

Bleifeld, W., S. Effert, Peter Hanrath, and Detlef G. Mathey. Evaluation of Cardiac Function by Echocardiography. Berlin, Heidelberg: Springer Berlin Heidelberg, 1980.

MLA (9th ed.) Citation

Bleifeld, W., et al. Evaluation of Cardiac Function by Echocardiography. Springer Berlin Heidelberg, 1980.