Citazione Stile APA (7a Edizione)
Stilwell, J., Lipsey, R. G., & Clarke, R. (1979). Workbook to Acompany the fifth Edition of An Introduction to Positive Economics (1. ed.). Weidenfeld and Nicolson.
Citazione stile Chigago Style (17a edizione)
Stilwell, J.A, Richard G. Lipsey, e Rosemary Clarke. Workbook to Acompany the Fifth Edition of An Introduction to Positive Economics. 1. ed. London: Weidenfeld and Nicolson, 1979.
Citatione MLA (9a ed.)
Stilwell, J.A, et al. Workbook to Acompany the Fifth Edition of An Introduction to Positive Economics. 1. ed. Weidenfeld and Nicolson, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.