TY  - BOOK
ED  - International Labour Office.
TI  - Hours of work in postal services
T2  - Studies and reports, Series D (Wages and hours of work)
AV  - HD4813 .I4 Ser. D, no. 21
PY  - 1935///
CY  - Geneva
KW  - Hours of labor
KW  - Postal service
KW  - Telegraphers
N1  - At head of title: International Labour Office; Includes postal, telegraph and telephone undertakings; List of principal laws, regulations and agreements on which the study was based: p. [89]-95
ER  -