Gaya APA
Muhammad, F, F. (2012).
Rahasia Gejala Alam (The Secret of Natural Phenomenon) .
Jakarta:
PT Cita Putra Bangsa.
Gaya MLA
Muhammad, Fatih, Fidza.
"Rahasia Gejala Alam (The Secret of Natural Phenomenon)".
Jakarta:
PT Cita Putra Bangsa,
2012.
Text.