Gaya APA

Morgan, Rebecca L., Fiyanti Osman. (2007). Winning back upset customer : melayani pelanggan kecewa . Jakarta: PPM.

Gaya Chicago

Morgan, Rebecca L., Fiyanti Osman. Winning back upset customer : melayani pelanggan kecewa. Jakarta: PPM, 2007. Text.

Gaya MLA

Morgan, Rebecca L., Fiyanti Osman. Winning back upset customer : melayani pelanggan kecewa. Jakarta: PPM, 2007. Text.

Gaya Turabian

Morgan, Rebecca L., Fiyanti Osman. Winning back upset customer : melayani pelanggan kecewa. Jakarta: PPM, 2007. Print.