APA
POLAND C. S. (., POLAND C. S. (., . (1966). Concise statistical year book of poland 1966. Warsaw: Central statistical office.
Chicago
POLAND CENTRAL STATISTICAL (OFFICE), POLAND CENTRAL STATISTICAL (OFFICE), . 1966. Concise statistical year book of poland 1966. Warsaw: Central statistical office.
Harvard
POLAND C. S. (., POLAND C. S. (., . (1966). Concise statistical year book of poland 1966. Warsaw: Central statistical office.
MLA
POLAND CENTRAL STATISTICAL (OFFICE), POLAND CENTRAL STATISTICAL (OFFICE), . Concise statistical year book of poland 1966. Warsaw: Central statistical office. 1966.
