PSI PSI Invoice Book, PSCIIB-50, 122 x 170MM, 50 Sheets (Inc. VAT) AED24.00 . It provides a way to track the date a good was sold, how much money was paid and any outstanding debt Is created by a supplier, and it is a statement of services or products produced and delivered to... (Inc. VAT) AED24.00 . Add to Cart Quick view Qty in Cart: 0 Quantity: Decrease Quantity of PSI Invoice Book, PSCIIB-50, 122 x 170MM, 50 Sheets Increase Quantity of PSI Invoice Book, PSCIIB-50, 122 x 170MM, 50 Sheets Price: (Inc. VAT) AED24.00 . Subtotal: Add to Cart Add to Cart