Cita APA (7a ed.)

Johnston, J., & Bucknall, G. K. (1906). Rapid methods in arithmetic: Designed for the use of commercial students and business men. Isaac Pitman & Sons.

Cita Chicago Style (17a ed.)

Johnston, John, y G. K. Bucknall. Rapid Methods in Arithmetic: Designed for the Use of Commercial Students and Business Men. London [etc.]: Isaac Pitman & Sons, 1906.

Cita MLA (9a ed.)

Johnston, John, y G. K. Bucknall. Rapid Methods in Arithmetic: Designed for the Use of Commercial Students and Business Men. Isaac Pitman & Sons, 1906.