Osterwalder, A. Value proposition design. Wiley.
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Chicago Style (17th ed.) Citation
Osterwalder, Alexander. Value Proposition Design. Wiley.
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ציטוט MLA
Osterwalder, Alexander. Value Proposition Design. Wiley.
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אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.