Gaya APA
Condrill, J. et al (2004).
Techniques and tips of power communicating .
:
Penerbit PT. Gramedia Pustaka Utama.Jakarta.
Gaya MLA
Condrill, JO. et al.
"Techniques and tips of power communicating".
:
Penerbit PT. Gramedia Pustaka Utama.Jakarta,
2004.
Koleksi Elektronik.