Podobné jednotky: Black Book - Restaurant Industry Trends (October 1979)
- Black Book - Restaurant Industry Trends (October 1980)
- Black Book - Restaurant Industry Trends (February 1979)
- Black Book - Restaurant Industry Trends (September 1979)
- Black Book - Restaurant Industry Trends (December 1979)
- Black Book - Restaurant Industry Trends (January 1979)
- Black Book - Restaurant Industry Trends (March 1979)