Παραπομπή σε μορφή APA (7η εκδ.)

Starr, N. S. (1993). Viewpoint: An introduction to travel, tourism, and hospitality. Houghton Mifflin Company.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Starr, Nona S. Viewpoint: An Introduction to Travel, Tourism, and Hospitality. Dallas: Houghton Mifflin Company, 1993.

Παραπομπή σε μορφή MLA (9th εκδ.)

Starr, Nona S. Viewpoint: An Introduction to Travel, Tourism, and Hospitality. Houghton Mifflin Company, 1993.