David, K. (1993). The Framework Conditions Affecting Urban Development in the Federal Republic of Germany: Uran Planning Law.
Chicago-Zitierstil (17. Ausg.)David, Karl-Heinz. The Framework Conditions Affecting Urban Development in the Federal Republic of Germany: Uran Planning Law. Oldenburg, 1993.
MLA-Zitierstil (8. Ausg.)David, Karl-Heinz. The Framework Conditions Affecting Urban Development in the Federal Republic of Germany: Uran Planning Law. 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.