Cita APA

Fiesenheiser, E. I., & Fiesenheiser, E. I. (1951). The versalog slide rule: An instruction manual. Chicago, III.: The Frederick Post.

Citación estilo Chicago

Fiesenheiser, E. I., y E. I. Fiesenheiser. The Versalog Slide Rule: An Instruction Manual. Chicago, III.: The Frederick Post, 1951.

Cita MLA

Fiesenheiser, E. I., y E. I. Fiesenheiser. The Versalog Slide Rule: An Instruction Manual. Chicago, III.: The Frederick Post, 1951.