Alvarez Cindy. (2014). Lean Customer Development: Building products your customers will buy. Oreilly / Shroff Publishers & Distrebutors Pvt Ltd.
Cita Chicago (17th ed.)Alvarez Cindy. Lean Customer Development: Building Products Your Customers Will Buy. USA: Oreilly / Shroff Publishers & Distrebutors Pvt Ltd, 2014.
Cita MLA (9th ed.)Alvarez Cindy. Lean Customer Development: Building Products Your Customers Will Buy. Oreilly / Shroff Publishers & Distrebutors Pvt Ltd, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.