Subscriptions can be ordered directly from the Printing and Distribution Department of SIGMA-NOT Publishing House.

• By phone: 22 840 30 86 or 22 840 35 89
• By e-mail: subscription@sigma-not or at www.sigma-not.pl
• By mail: Printing and Distribution Company of SIGMA-NOT Publishing House Sp. z o.o. ul. Popiełuszki 19/21, 01-595 Warsaw
• By making a payment to the account of SIGMA-NOT Publishing House, ul. Ratuszowa 11, 03-450 Warsaw,
  account number 24 1020 1026 0000 1002 0250 0577
• It is possible to order a subscription through our portal www.sigma-not.pl