Παραπομπή σε μορφή APA (7η εκδ.)

Riley, D. D. (1995). Check your vocablury for hotels, tourism & catering management: A workbook for users. Peter Collin Publishing Ltd.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Riley, David D. Check Your Vocablury for Hotels, Tourism & Catering Management: A Workbook for Users. Great Britain: Peter Collin Publishing Ltd, 1995.

Παραπομπή σε μορφή MLA (9th εκδ.)

Riley, David D. Check Your Vocablury for Hotels, Tourism & Catering Management: A Workbook for Users. Peter Collin Publishing Ltd, 1995.