Gaya APA
Abdullah, A, F., Halimy, F, H. (2004).
Membangun Positive Thinking secara Islam .
Jakarta:
Gema Insani Press.
Gaya MLA
Abdullah, Adil, Fathi., Halimy, Faishal, Hakim.
"Membangun Positive Thinking secara Islam".
Jakarta:
Gema Insani Press,
2004.
Book.