APA
(2007). THE PROBLEMS OF WORK (1 BOOKLET & 3 DISC ). CALIFORNIA: GOLDEN ERA PRODUCTION.
Chicago
2007. THE PROBLEMS OF WORK (1 BOOKLET & 3 DISC ). CALIFORNIA: GOLDEN ERA PRODUCTION.
Harvard
(2007). THE PROBLEMS OF WORK (1 BOOKLET & 3 DISC ). CALIFORNIA: GOLDEN ERA PRODUCTION.
MLA
THE PROBLEMS OF WORK (1 BOOKLET & 3 DISC ). CALIFORNIA: GOLDEN ERA PRODUCTION. 2007.
