APA (7th ed.) Citation

Gibbs, J. W. (1984). Pennsylvania clocks and watches: Antique timepieces and their makers. Pennsylvania State Univ. Pr.

Chicago Style (17th ed.) Citation

Gibbs, James W. Pennsylvania Clocks and Watches: Antique Timepieces and Their Makers. University Park u.a: Pennsylvania State Univ. Pr, 1984.

MLA (9th ed.) Citation

Gibbs, James W. Pennsylvania Clocks and Watches: Antique Timepieces and Their Makers. Pennsylvania State Univ. Pr, 1984.