Gaya APA
Nugroho, A.
(2007).
Memberi Setangkai Perubahan
.
Yogyakarta:
Empowerment Of Society Institute.
Gaya MLA
Nugroho, Aristiono.
"Memberi Setangkai Perubahan".
Yogyakarta:
Empowerment Of Society Institute,
2007.
Text.