APA (7th ed.) Citation

(1945). ...Plastics / prepared by the American association of school administrators.

Chicago Style (17th ed.) Citation

...Plastics / Prepared by the American Association of School Administrators. 1945.

MLA (9th ed.) Citation

...Plastics / Prepared by the American Association of School Administrators. 1945.

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