APA
Hulten C. R., Hao Xiaohui & National Bureau Of Economic Research. (2008). What is a Company Really Worth?: Intangible Capital and the. Cambridge: NBER.
Chicago
Hulten Charles R, Hao Xiaohui and National Bureau Of Economic Research. 2008. What is a Company Really Worth?: Intangible Capital and the. Cambridge: NBER.
Harvard
Hulten C. R., Hao Xiaohui and National Bureau Of Economic Research. (2008). What is a Company Really Worth?: Intangible Capital and the. Cambridge: NBER.
MLA
Hulten Charles R, Hao Xiaohui and National Bureau Of Economic Research. What is a Company Really Worth?: Intangible Capital and the. Cambridge: NBER. 2008.