APA (7th ed.) Citation

Hartung, G. H. (1970). Cardiac electrical activity during exercise and recovery in trained and nontrained subjects. Hartung.

Chicago Style (17th ed.) Citation

Hartung, George Harley. Cardiac Electrical Activity During Exercise and Recovery in Trained and Nontrained Subjects. Austin, Tex.: Hartung, 1970.

MLA (9th ed.) Citation

Hartung, George Harley. Cardiac Electrical Activity During Exercise and Recovery in Trained and Nontrained Subjects. Hartung, 1970.

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