Παραπομπή APA

Houghton, A. R. (2003). Making sense of the ECG: A hands-on guide (2nd ed.). Arnold.

Παραπομπή Chicago Style

Houghton, Andrew R. Making Sense of the ECG: A Hands-on Guide. 2nd ed. London: Arnold, 2003.

Παραπομπή MLA

Houghton, Andrew R. Making Sense of the ECG: A Hands-on Guide. 2nd ed. Arnold, 2003.