Gaya APA

The Zollvereir. (1968). London: Thomas Nelson.

Gaya Chicago

The Zollvereir. Ed.3. London: Thomas Nelson, 1968. .

Gaya MLA

The Zollvereir. Ed.3. London: Thomas Nelson, 1968. .

Gaya Turabian

The Zollvereir. London: Thomas Nelson, 1968. .