Columbia subject headings:
Coffee drinking--Austria--Vienna.
Coffee drinking--Egypt--Cairo.
Coffee drinking--Turkey--Istanbul.
Coffeehouses--Austria--Vienna.
Coffeehouses--Egypt--Cairo.
Coffeehouses--Turkey--Istanbul.
Harvard subject headings:
Coffee drinking--Austria--Vienna.
Coffee drinking--Egypt--Cairo.
Coffee drinking--Turkey--Istanbul.
Coffeehouses--Austria--Vienna.
Coffeehouses--Egypt--Cairo.
Coffeehouses--Turkey--Istanbul.
Princeton subject headings:
Coffeehouses--Austria--Vienna.
Coffeehouses--Egypt--Cairo.
Coffeehouses--Turkey--Istanbul.