APA (7th ed.) Citation

International Correspondence Schools. (1905). I.C.S. reference library. International Textbook Co..

Chicago Style (17th ed.) Citation

International Correspondence Schools. I.C.S. Reference Library. Scranton: International Textbook Co., 1905.

MLA (9th ed.) Citation

International Correspondence Schools. I.C.S. Reference Library. International Textbook Co., 1905.

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