APA (7 वां संस्करण) प्रशस्ति पत्र
Knaap, G., Nedović-Budić, Z., & Carbonell, A. (2015). Planning for states and nation-states in the U.S. and Europe. Lincoln Institute of Land Policy.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Knaap, Gerrit, Zorica Nedović-Budić, और Armando Carbonell. Planning for States and Nation-states in the U.S. and Europe. Cambridge, Massachusetts: Lincoln Institute of Land Policy, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Knaap, Gerrit, et al. Planning for States and Nation-states in the U.S. and Europe. Lincoln Institute of Land Policy, 2015.
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