Sociology: Working long hours. When did it start and how does it affect family/ home life

MLA Fomat -6pages long -3 primary sources -3 secondary sources -When did working long hours become a norm for society -What lead to the need to work long hours - How has working long hours grown in the past years - How does it affect family and home life Must be based off of a sociological stand point but having a psychological mix is ok as long the main point is for sociology.