Cita APA (7a ed.)

Gugas, C. (1979). The silent witness: A polygraphist's casebook. Prentice-Hall.

Cita Chicago Style (17a ed.)

Gugas, Chris. The Silent Witness: A Polygraphist's Casebook. Englewood Cliffs, N.J: Prentice-Hall, 1979.

Cita MLA (8a ed.)

Gugas, Chris. The Silent Witness: A Polygraphist's Casebook. Prentice-Hall, 1979.