Gaya APA
Tunggal, A, W.
(2011).
Pokok-pokok Performance Measurement dan Balanced Scorecard
.
[s.l.]:
Harvarindo.
Gaya MLA
Tunggal, Amin, Widjaja.
"Pokok-pokok Performance Measurement dan Balanced Scorecard".
[s.l.]:
Harvarindo,
2011.
Textbook.