Liedtke, M. Apple offering free recycling of all used products; pushes RE. IN Business News. Manila Bulletin.
Chicago-referens (17:e uppl.)Liedtke, Michael. "Apple Offering Free Recycling of All Used Products; Pushes RE. IN Business News." Manila Bulletin .
MLA-referens (9:e uppl.)Liedtke, Michael. "Apple Offering Free Recycling of All Used Products; Pushes RE. IN Business News." Manila Bulletin, .
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.