Cita APA

Cooper, B., Gary Blank, S., & Vlaskovits, P. (2010). The entrepreneur's guide to customer development. [S.l.]: Brant Cooper and Patrick Vlaskovits.

Citación estilo Chicago

Cooper, Brant, Steven Gary Blank, and Patrick Vlaskovits. The Entrepreneur's Guide to Customer Development. [S.l.]: Brant Cooper and Patrick Vlaskovits, 2010.

Cita MLA

Cooper, Brant, Steven Gary Blank, and Patrick Vlaskovits. The Entrepreneur's Guide to Customer Development. [S.l.]: Brant Cooper and Patrick Vlaskovits, 2010.