Lily Kusumasita Burkon
Validitas dan reliabilitas nordic musculoskeletal questionnaire (NMQ) pada pekerja blue collar worker = Validity and reliability test of nordic musculosceletal questionnaire (NMQ) for blue collar worker
Universitas Indonesia, 2017
 UI - Tesis Membership
White collar and professional stress
edited by Cary L. Cooper and Judi Marshall
John Wiley & Sons, 1980
 Buku Teks SO
Podgor, Ellen S.
White collar crime in a nutshell
West Publishing, 1993
 Buku Teks
Nurhayati Adnan
Cardiovascular disease risk factor among blue and white-collar workers in Indonesia
Interna Publishing, 2018
 Artikel Jurnal
Cole, Robert E.
Japanese blue collar: the changing tradition
University of California, 1971
 Buku Teks SO