APA (7th ed.) Citation

Henry, H. K. (1991). Human-Computer Interfaces and OPACs: Introductory Thoughts Related to INNOPAC.

Chicago Style (17th ed.) Citation

Henry, Helen K. Human-Computer Interfaces and OPACs: Introductory Thoughts Related to INNOPAC. 1991.

MLA (9th ed.) Citation

Henry, Helen K. Human-Computer Interfaces and OPACs: Introductory Thoughts Related to INNOPAC. 1991.

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