Я прошу прощения, но в номерации спецификации была допущена ошибка. Прошу подписать ее еще раз, пожалуйста. Также исправьте номер контракта и спецификации в инвойсе
I'm sorry, but in the specifications numeration was a mistake. Please sign it again, please. Also correct contract number and specifications in the invoice
I apologize, but in номерации specification had been an error. I would like to sign it again, please. The correct number of the contract and specifications in client