Various Voices e.V, Europäisches schwul-lesbisches Chorspektakel, & Britz, A. (1997). Various voices '97: 9. Europäisches schwul-lesbisches Chorspektakel / [Photos by Alex Britz.]. PhilHOMOniker.
Čikaški stil citiranja (17. izdanje)Various Voices e.V, Europäisches schwul-lesbisches Chorspektakel, i Alex Britz. Various Voices '97: 9. Europäisches Schwul-lesbisches Chorspektakel / [Photos by Alex Britz.]. München: PhilHOMOniker, 1997.
MLA način citiranja (8. izdanje)Various Voices e.V, et al. Various Voices '97: 9. Europäisches Schwul-lesbisches Chorspektakel / [Photos by Alex Britz.]. PhilHOMOniker, 1997.
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