Gaya APA

Hartono, Fery. (2004). Kesalahan melihat service excellence . : InfoBank.

Gaya Chicago

Hartono, Fery. Kesalahan melihat service excellence. : InfoBank, 2004. Text.

Gaya MLA

Hartono, Fery. Kesalahan melihat service excellence. : InfoBank, 2004. Text.

Gaya Turabian

Hartono, Fery. Kesalahan melihat service excellence. : InfoBank, 2004. Print.