Gaya APA

Dorf, R, C., Byers, T, H. (2008). Technology Ventures From Idea To Enterprise (Ed. 2). London: Mcgraw-Hill Book Company, INC..

Gaya MLA

Dorf, Richard, C.., Byers, Thomas, H.. "Technology Ventures From Idea To Enterprise". Ed. 2 London: Mcgraw-Hill Book Company, INC., 2008. Text.