High Seas High Streets - the best cruise lines for shopping at sea
So, Is Cruising Really Travel? – Rick Steves' Travel Blog
Onboard Retail Sales Could Pull Cruise Lines Out of Financial Slump
First Timers' Guide to Oasis of the Seas, Royal Caribbean Blog
11 Best Duty-Free Shopping Deals on a Cruise Ship - Life Well Cruised
Carnival Cruise Lines
Shop Fun' Retail Experience Aboard Carnival Horizon Cruise Ship
Top 10 products to buy when duty-free shopping on cruise ships - Cruiseguru
Cruise Ship Retail Evolves With These Interesting Shops - Cruise Industry News
Alaska cracks down on cruise port shopping guides
What to Expect on a Cruise: Shopping on Cruise Ships