APA Citation

Briggs, T. H. (1938). Improving instruction: Supervision by principals of secondary schools. The Macmillan Co.

Chicago Style Citation

Briggs, Thomas H. Improving Instruction: Supervision By Principals of Secondary Schools. The Macmillan Co, 1938.

MLA Citation

Briggs, Thomas H. Improving Instruction: Supervision By Principals of Secondary Schools. The Macmillan Co, 1938.

Warning: These citations may not always be 100% accurate.