Gaya APA

Value Proposition Design How to Create Products and Services Customers Want by Alexander Osterwalder, Yves Pigneur, Gregory Bernarda, Alan Smith, Trish Papadakos. (2014). : .

Gaya MLA

Value Proposition Design How to Create Products and Services Customers Want by Alexander Osterwalder, Yves Pigneur, Gregory Bernarda, Alan Smith, Trish Papadakos. . : , 2014. Text.