APA (7th ed.) Citation

(1991). OPEN LOOK graphical user interface: User's guide. Prentice Hall.

Chicago Style (17th ed.) Citation

OPEN LOOK Graphical User Interface: User's Guide. Englewood Cliffs: Prentice Hall, 1991.

MLA (9th ed.) Citation

OPEN LOOK Graphical User Interface: User's Guide. Prentice Hall, 1991.

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