Cita APA (7th ed.)

Holland, F. A., Watson, F. A., & Wilkinson, J. K. (1974). Introduction to process economics (1a. ed.). University of Salford.

Cita Chicago (17th ed.)

Holland, F. A., F. A. Watson, i J. K. Wilkinson. Introduction to Process Economics. 1a. ed. Manchester: University of Salford, 1974.

Cita MLA (9th ed.)

Holland, F. A., et al. Introduction to Process Economics. 1a. ed. University of Salford, 1974.