Berg, J. F. (1850). Dr. Berg's answer to the lecture of Archbishop Hughes on the decline of Protestantism: A lecture delivered in the Musical Fund Hall on Tuesday evening, November 26, 1850, in answer to Archbishop Hughes on the decline of Protestantism. Philadelphia.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিBerg, Joseph F. Dr. Berg's Answer to the Lecture of Archbishop Hughes on the Decline of Protestantism: A Lecture Delivered in the Musical Fund Hall on Tuesday Evening, November 26, 1850, in Answer to Archbishop Hughes on the Decline of Protestantism. Philadelphia, 1850.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিBerg, Joseph F. Dr. Berg's Answer to the Lecture of Archbishop Hughes on the Decline of Protestantism: A Lecture Delivered in the Musical Fund Hall on Tuesday Evening, November 26, 1850, in Answer to Archbishop Hughes on the Decline of Protestantism. Philadelphia, 1850.