Стиль цитування APA (7-ме видання)

Stiens, G. (1983). On the Future of Spatial and Settlement Structures: Long-Term Projections of Developments in the Federal Republic of Germany.

Чикаго стиль цитування (17-те видання)

Stiens, Gerhard. On the Future of Spatial and Settlement Structures: Long-Term Projections of Developments in the Federal Republic of Germany. Bonn, 1983.

Стиль цитування MLA (8-ме видання)

Stiens, Gerhard. On the Future of Spatial and Settlement Structures: Long-Term Projections of Developments in the Federal Republic of Germany. 1983.