Προς τους Έλληνας αξιωματικούς Circular letter by the Political Committee of National Liberation (PEEA) on the armed resistance to the German Occupation - Μάντακας Εμμ.; Mantakas Emm.; Π.Ε.Ε.Α. / Γραμματεία Στρατιωτικών; Political Committee of National Liberation (PEEA) - Military Secretariat