Clark, Anna
The struggle for the breeches: gender and the making of British working class
Rivers Oram, 1995
 Buku Teks
Lenin, Vladimir I.
Alliance of the working class and the peasantry
Foreign Languages Publishing House, 1959
 Buku Teks
The Historical mission of the working class and the contemporary international revolutionary process
Arab Ba'th Socialist Party, 1973
 Buku Teks
Class Matters: working-class, women's perspectives on social class
edited by Pat Mahony, Christine Zmroczek
Taylor and Francis, 1997
 Buku Teks
Ma. Mayla Imelda M. Lapa
Working beyond 80: The meaning of work to an octogenarian in the workforce
Fakultas Ilmu Keperawatan Universitas Indonesia, 2020
 Artikel Jurnal