APA
,, . (1975). Air pollution problems : Manual of experients for science students. Strasbourg: Council of Europe.
Chicago
,, . 1975. Air pollution problems : Manual of experients for science students. Strasbourg: Council of Europe.
Harvard
,, . (1975). Air pollution problems : Manual of experients for science students. Strasbourg: Council of Europe.
MLA
,, . Air pollution problems : Manual of experients for science students. Strasbourg: Council of Europe. 1975.