Gaya APA
FOSTER, J. (2010).
How to get ideas : Menggali inspirasi & ide brillian / Jack Foster .
Surabaya:
Portico publishing.
Gaya MLA
FOSTER, Jack.
"How to get ideas : Menggali inspirasi & ide brillian / Jack Foster".
Surabaya:
Portico publishing,
2010.
Text.