Gaya APA
Thorpe, S.
(2002).
Berpikir cara einstein ( How to think like Uinstein)
.
Batam:
Interaksara.
Gaya MLA
Thorpe, Scott.
"Berpikir cara einstein ( How to think like Uinstein)".
Batam:
Interaksara,
2002.
Text.