TY  - SER
ED  - Guatemala.
TI  - Revista de correos y telecomunicaciones de Guatemala
PY  - 1950/// -1951
CY  - s.l
PB  - Dirección General de Comunicaciones de Guatemala
N1  - No.1; No.2; No.3; No.4; No.5; No.6; No.7; No.8; No.9; No.10; No.11; No.12; No.1; No.2; No.3; No.4; No.5; No.6; No.7; No.8; No.9; No.10; No.11; No.12
ER  -