APA citiranje

Boettinger, H. M. (1977). The telephone book: Bell, Watson, Vail and American life, 1876-1976. Croton-on-Hudson, N.Y: Riverwood Publishers.

Trích dẫn kiểu Chicago

Boettinger, H. M. The Telephone Book: Bell, Watson, Vail and American Life, 1876-1976. Croton-on-Hudson, N.Y: Riverwood Publishers, 1977.

MLA citiranje

Boettinger, H. M. The Telephone Book: Bell, Watson, Vail and American Life, 1876-1976. Croton-on-Hudson, N.Y: Riverwood Publishers, 1977.