Gaya APA
Loveridge, R., Pitt, M. (1990).
The Strategic Management Of Technological Innovation .
usa:
John Wiley & Sons, Ltd.
Gaya MLA
Loveridge, Ray., Pitt, Martyn.
"The Strategic Management Of Technological Innovation".
usa:
John Wiley & Sons, Ltd,
1990.
Buku.