Gaya APA
L, H., A, T.
(1993).
Wiraswasta
(
Cet.1)
.
Solo:
Dabara Publishers.
Gaya MLA
L, Hawkins,Kathleen., A, Turla,Peter.
"Wiraswasta".
Cet.1
Solo:
Dabara Publishers,
1993.
Teks.