APA (7th ed.) Citation

Sheeran, E. (2011). + [Plus sign]. Elektra.

Chicago Style (17th ed.) Citation

Sheeran, Ed. + [Plus Sign]. [New York?]: Elektra, 2011.

MLA (9th ed.) Citation

Sheeran, Ed. + [Plus Sign]. Elektra, 2011.

Warning: These citations may not always be 100% accurate.