Cita APA (7th ed.)

(1999). The employment situation in January 1999 (final results). NSO Special Release.

Cita Chicago (17th ed.)

"The Employment Situation in January 1999 (final Results)." NSO Special Release 1999.

Cita MLA (9th ed.)

"The Employment Situation in January 1999 (final Results)." NSO Special Release, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.