एपीए उद्धरण

Ballard, R. E. (1978). Photoelectron spectroscopy and molecular orbital theory. A. Hilger.

शिकागो स्टाइल उद्धरण

Ballard, R. E. Photoelectron Spectroscopy and Molecular Orbital Theory. Bristol [Eng.]: A. Hilger, 1978.

एमएलए उद्धरण

Ballard, R. E. Photoelectron Spectroscopy and Molecular Orbital Theory. A. Hilger, 1978.