Cita APA (7a ed.)

American Hotel & Motel Association Educational Institute. (1990). PC applications for the hospitality industry: Tutorials for Lotus 1-2-3, dBase III, WordPerfect. Educational Institute, AHMA.

Cita Chicago Style (17a ed.)

American Hotel & Motel Association Educational Institute. PC Applications for the Hospitality Industry: Tutorials for Lotus 1-2-3, DBase III, WordPerfect. East Lansing, Mich: Educational Institute, AHMA, 1990.

Cita MLA (9a ed.)

American Hotel & Motel Association Educational Institute. PC Applications for the Hospitality Industry: Tutorials for Lotus 1-2-3, DBase III, WordPerfect. Educational Institute, AHMA, 1990.