(1933). Centralized purchasing and distribution of school supplies / by Timon Covert.
Citazione stile Chigago Style (17a edizione)Centralized Purchasing and Distribution of School Supplies / by Timon Covert. 1933.
Citatione MLA (9a ed.)Centralized Purchasing and Distribution of School Supplies / by Timon Covert. 1933.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.