Bottle Locations - The Legend of Zelda: Majora's Mask 3D Guide - IGN
Chateau Romani - Zelda Wiki
Zelda Wiki - Majora's Mask currently holds the record for most bottles in a Zelda game, with a total of 6. Majora's Mask 3D breaks the record by adding a seventh bottle
Majora's Mask Bottles - Zelda Dungeon Wiki, a The Legend of Zelda wiki
All Empty Bottle Locations (N64 Version) - The Legend of Zelda: Majora's Mask Walkthrough - YouTube