Gaya APA

Susa, Dennis, Christensen, Craig, Frontz, Sean. (2015). Closing : 5 Keterampilan Keberhasilan Penjualan . Jakarta: Dunamis Publishing.

Gaya Chicago

Susa, Dennis, Christensen, Craig, Frontz, Sean. Closing : 5 Keterampilan Keberhasilan Penjualan. Jakarta: Dunamis Publishing, 2015. Text.

Gaya MLA

Susa, Dennis, Christensen, Craig, Frontz, Sean. Closing : 5 Keterampilan Keberhasilan Penjualan. Jakarta: Dunamis Publishing, 2015. Text.

Gaya Turabian

Susa, Dennis, Christensen, Craig, Frontz, Sean. Closing : 5 Keterampilan Keberhasilan Penjualan. Jakarta: Dunamis Publishing, 2015. Print.