APA (7th ed.) Zitazioa
Hardy, L. (1971). Marketing for profit: A study in the formulation of commercial policy within the business organisation (2nd ed.). Longman.
Chicago Style (17th ed.) Zitazioa
Hardy, Leonard. Marketing for Profit: A Study in the Formulation of Commercial Policy Within the Business Organisation. 2nd ed. Harlow: Longman, 1971.
MLA (9th ed.) Zitazioa
Hardy, Leonard. Marketing for Profit: A Study in the Formulation of Commercial Policy Within the Business Organisation. 2nd ed. Longman, 1971.
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