APA (7th ed.) Citation

Allen, R. (1978). Report on Visual Display at Purdy Library. Technical Paper No. 9.

Chicago Style (17th ed.) Citation

Allen, Ronald. Report on Visual Display at Purdy Library. Technical Paper No. 9. 1978.

MLA (9th ed.) Citation

Allen, Ronald. Report on Visual Display at Purdy Library. Technical Paper No. 9. 1978.

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