Gaya APA
Gruber, Howard E. (2005).
Creativity, Psychology And The History Of Science .
USA:
Pengurus Pusat IBI.
Gaya Chicago
Gruber, Howard E.
Creativity, Psychology And The History Of Science.
USA:
Pengurus Pusat IBI,
2005.
Buku.
Gaya MLA
Gruber, Howard E.
Creativity, Psychology And The History Of Science.
USA:
Pengurus Pusat IBI,
2005.
Buku.
Gaya Turabian
Gruber, Howard E.
Creativity, Psychology And The History Of Science.
USA:
Pengurus Pusat IBI,
2005.
Buku.