APA (7 ম সংস্করণ) উদ্ধৃতি

Litzel, N. (2015). Intra-regional economic integration: The identification and analysis of clusters in Eastern Bavaria an Central Franconia. Bertelsmann.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Litzel, Nicole. Intra-regional Economic Integration: The Identification and Analysis of Clusters in Eastern Bavaria an Central Franconia. Bielefeld: Bertelsmann, 2015.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Litzel, Nicole. Intra-regional Economic Integration: The Identification and Analysis of Clusters in Eastern Bavaria an Central Franconia. Bertelsmann, 2015.