Hours of work in continuous processes / / by Sophy Sanger.

MLA

Sanger, Sophy. Hours of Work In Continuous Processes. Woolwich: The Pioneers Press, .

APA

Sanger, S. Hours of work in continuous processes. Woolwich: The Pioneers Press.

Chicago

Sanger, Sophy Hours of Work In Continuous Processes. Woolwich: The Pioneers Press.