Gaya APA

Macaulay., Steve,, Cook., Sarah,. (1997). How to Improve your customer service. Kiat meningkatkan pelayanan bagi pelanggan.( texbook manajemen 1997 ) . Jakarta :: PT Gramedia Pustaka Utama,.

Gaya Chicago

Macaulay., Steve,, Cook., Sarah,. How to Improve your customer service. Kiat meningkatkan pelayanan bagi pelanggan.( texbook manajemen 1997 ). Jakarta :: PT Gramedia Pustaka Utama,, 1997. Printed Book.

Gaya MLA

Macaulay., Steve,, Cook., Sarah,. How to Improve your customer service. Kiat meningkatkan pelayanan bagi pelanggan.( texbook manajemen 1997 ). Jakarta :: PT Gramedia Pustaka Utama,, 1997. Printed Book.

Gaya Turabian

Macaulay., Steve,, Cook., Sarah,. How to Improve your customer service. Kiat meningkatkan pelayanan bagi pelanggan.( texbook manajemen 1997 ). Jakarta :: PT Gramedia Pustaka Utama,, 1997. Printed Book.