Gaya APA
Muhyidin, M. (2010).
Melawan pikiran negatif! (the black power of negative thinking) .
Yogyakarta:
Diva Press.
Gaya MLA
Muhyidin, Muhammad.
"Melawan pikiran negatif! (the black power of negative thinking)".
Yogyakarta:
Diva Press,
2010.
Text.