Geschka, H., & Hübner, H. (1992). Innovation strategies. Theoretical approaches, experiences, improvements. An international perspective: The 7th internat. conf. on innovation management, Jerusalem, Israel, 6 - 9 Oct., 1991 ([1st ed.].). Elsevier.
Citace podle Chicago (17th ed.)Geschka, Horst, a Heinz Hübner. Innovation Strategies. Theoretical Approaches, Experiences, Improvements. An International Perspective: The 7th Internat. Conf. on Innovation Management, Jerusalem, Israel, 6 - 9 Oct., 1991. [1st ed.]. Amsterdam: Elsevier, 1992.
Citace podle MLA (9th ed.)Geschka, Horst, a Heinz Hübner. Innovation Strategies. Theoretical Approaches, Experiences, Improvements. An International Perspective: The 7th Internat. Conf. on Innovation Management, Jerusalem, Israel, 6 - 9 Oct., 1991. [1st ed.]. Elsevier, 1992.