From Queenpedia.com

Queen, "Single" (YYYY)
	Side A: [[ Side B: [[ Release date: dd/mm/yyyy (UK), dd/mm/yyyy (US) Catalog number: CAT NUM (UK), CAT NUM (US) Peak position: #pos (UK), #ps (US)

to be used for Queen singles

to be used for Roger singles

to be used for Brian singles

to be used for Freddie singles

to be used for John singles

to be used for other artists' singles