Gaya APA
9878. (1).
:
Penguin Books.
Gaya Chicago
9878.
Edward de Bono Six Thingking Hats.
:
Penguin Books,
1.
517/PSI/005.
Gaya MLA
9878.
Edward de Bono Six Thingking Hats.
:
Penguin Books,
1.
517/PSI/005.
Gaya Turabian
9878.
:
Penguin Books,
1.
517/PSI/005.