Order
Title 1
Author 1
Quantity: 2
$10 per unit
total =$20
Title 2
Author 2
Quantity: 1
$15 per unit
total =$15
Title 3
Author 3
Quantity: 3
$20 per unit
total =$60
Title 4
Author 4
Quantity: 2
$20 per unit
total =$40
Quantity: 2
$10 per unit
total =$20
Quantity: 1
$15 per unit
total =$15
Quantity: 3
$20 per unit
total =$60
Quantity: 2
$20 per unit
total =$40