Bloomfield, D. (1920). Labor maintenance: A practical handbook of employees' service work. Ronald Press.
Chicagoスタイル(17版)引用形式Bloomfield, Daniel. Labor Maintenance: A Practical Handbook of Employees' Service Work. New York: Ronald Press, 1920.
MLA(8版)引用形式Bloomfield, Daniel. Labor Maintenance: A Practical Handbook of Employees' Service Work. Ronald Press, 1920.
警告: この引用は必ずしも正確ではありません.