Davis, Mark M.
Managing services : using technology to create value
McGraw-Hill, 2003
 Buku Teks
Bates, Sandra M.
The social innovation imperative : create winning products, services, and programs that solve society's most pressing challenges
McGraw-Hill, 2012
 Buku Teks
"Create a value of brand with personality"
 Artikel Jurnal
Business, knowladge, information Where's the value proposition
 Artikel Jurnal
Daniel Marco-Stefan Kleber
Design thinking for creating an increased value proposition to improve customer experience
Faculty of Economics and Business State Islamic University (UIN) Syarif Hidayatullah, 2018
 Artikel Jurnal