Παραπομπή APA

Hampton, J. R. (1995). ECG made easy (4th ed.). Churchill Livingstone.

Παραπομπή Chicago Style

Hampton, John R. ECG Made Easy. 4th ed. Edinburgh: Churchill Livingstone, 1995.

Παραπομπή MLA

Hampton, John R. ECG Made Easy. 4th ed. Churchill Livingstone, 1995.