Link's Awakening trade up to get the Magnifying Glass and Boomerang walkthrough - Polygon
Guide The Legend of Zelda: Link's Awakening – La quête des échanges d'objets – WarLegend.net
Link's Awakening Angler Key guide - Polygon
Guide The Legend of Zelda: Link's Awakening – La quête des échanges d'objets – WarLegend.net
Zelda: Link's Awakening trading sequence quest: Where to trade the Yoshi Doll, Ribbon, Dog Food, Bananas and other items for the Magnifying Lens | Eurogamer.net
Link's Awakening: How to Get Every Trade Quest Item | VGKAMI