APA
(1990). Copyright in the Federal Republic of Germany. S.l: Documents on Politics and Society, Federal Republic of Germany.
Chicago
1990. Copyright in the Federal Republic of Germany. S.l: Documents on Politics and Society, Federal Republic of Germany.
Harvard
(1990). Copyright in the Federal Republic of Germany. S.l: Documents on Politics and Society, Federal Republic of Germany.
MLA
Copyright in the Federal Republic of Germany. S.l: Documents on Politics and Society, Federal Republic of Germany. 1990.