Gaya APA
Richey, R, C. (2007).
Design And Development Research : Methods, Strategies, And Issues (Ed.1).
Jakarta Selatan:
LEA Publishers.
Gaya MLA
Richey, Rita, C..
"Design And Development Research : Methods, Strategies, And Issues".
Ed.1
Jakarta Selatan:
LEA Publishers,
2007.
FE-Manajemen.