Gaya APA
Gruenwald, George. (2000).
New product development: perkembangan produk baru .
Jakarta:
Gramedia.
Gaya Chicago
Gruenwald, George.
New product development: perkembangan produk baru.
Jakarta:
Gramedia,
2000.
Text.
Gaya MLA
Gruenwald, George.
New product development: perkembangan produk baru.
Jakarta:
Gramedia,
2000.
Text.
Gaya Turabian
Gruenwald, George.
New product development: perkembangan produk baru.
Jakarta:
Gramedia,
2000.
Print.