APA-viite (7. p.)

TOWNSEND, C. B. (2002). WORLD'S MOST AMAZING PUZZLES (1st.). ORIENT PAPERBACKS.

Chicago-viite (17. p.)

TOWNSEND, CHARLES. BARRY. WORLD'S MOST AMAZING PUZZLES. 1st. NEW DELHI: ORIENT PAPERBACKS, 2002.

MLA-viite (9. p.)

TOWNSEND, CHARLES. BARRY. WORLD'S MOST AMAZING PUZZLES. 1st. ORIENT PAPERBACKS, 2002.