APA (7th ed.) Citation

Blalock, G. C. (1947). Direct-current machinery (1. ed., 2. imprint.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Blalock, Grover C. Direct-current Machinery. 1. ed., 2. imprint. New York, NY [u.a.]: McGraw-Hill, 1947.

MLA (9th ed.) Citation

Blalock, Grover C. Direct-current Machinery. 1. ed., 2. imprint. McGraw-Hill, 1947.