Gaya APA
dkk, A, S, L., Widatiningsih, S.
(1923).
The Philosophy of Management
.
United States:
Salemba Empat.
Gaya MLA
dkk, Andy, Susilo, Lukito-Budi,., Widatiningsih, Sri.
"The Philosophy of Management".
United States:
Salemba Empat,
1923.
Text.