David, K. (1993). The Framework Conditions Affecting Urban Development in the Federal Republic of Germany: Uran Planning Law.
Chicago (17e ed.) BronvermeldingDavid, Karl-Heinz. The Framework Conditions Affecting Urban Development in the Federal Republic of Germany: Uran Planning Law. Oldenburg, 1993.
MLA (8e ed.) BronvermeldingDavid, Karl-Heinz. The Framework Conditions Affecting Urban Development in the Federal Republic of Germany: Uran Planning Law. 1993.
Let op: Deze citaties zijn niet altijd 100% accuraat.