APA Style
Standard occupational classification manual. (1980).
:
Washington, D.C.: US Dept. of Commerce.
Chicago Style
Standard occupational classification manual.
.
:
Washington, D.C.: US Dept. of Commerce,
1980.
.
MLA Style
Standard occupational classification manual.
.
:
Washington, D.C.: US Dept. of Commerce,
1980.
.
Turabian Style
Standard occupational classification manual.
:
Washington, D.C.: US Dept. of Commerce,
1980.
.