APA (7th ed.) Citation

Haddad, A. Interpreting ECGs an advanced self-test guide. Medical Economic Books.

Chicago Style (17th ed.) Citation

Haddad, Ali. Interpreting ECGs an Advanced Self-test Guide. Medical Economic Books.

MLA (8th ed.) Citation

Haddad, Ali. Interpreting ECGs an Advanced Self-test Guide. Medical Economic Books.

Warning: These citations may not always be 100% accurate.