International Newsletter = Internationale nieuwsbrief.

MLA

International Newsletter = Internationale Nieuwsbrief. Amsterdam: NVIH COC Foreign Committee, 1971.

APA

(1971). International Newsletter = Internationale nieuwsbrief. Amsterdam: NVIH COC Foreign Committee.

Chicago

International Newsletter = Internationale Nieuwsbrief. Amsterdam: NVIH COC Foreign Committee, 1971.