Gaya APA
Christensen, Craig., Frontz, Sean, Susa, Dennis, Sihombing, Tulus. (2015).
Closing 5 keterampilan keberhasilan penjualan .
Jakarta:
Dunamis Intra Sarana.
Gaya Chicago
Christensen, Craig., Frontz, Sean, Susa, Dennis, Sihombing, Tulus.
Closing 5 keterampilan keberhasilan penjualan.
Jakarta:
Dunamis Intra Sarana,
2015.
Text.
Gaya MLA
Christensen, Craig., Frontz, Sean, Susa, Dennis, Sihombing, Tulus.
Closing 5 keterampilan keberhasilan penjualan.
Jakarta:
Dunamis Intra Sarana,
2015.
Text.
Gaya Turabian
Christensen, Craig., Frontz, Sean, Susa, Dennis, Sihombing, Tulus.
Closing 5 keterampilan keberhasilan penjualan.
Jakarta:
Dunamis Intra Sarana,
2015.
Print.