APA (7 ম সংস্করণ) উদ্ধৃতি

Bromley, R. G. (1965). Studies in the lithology and conditions of the Chalk Rock and comparable horizons. University of London.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Bromley, Richard Granville. Studies in the Lithology and Conditions of the Chalk Rock and Comparable Horizons. University of London, 1965.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Bromley, Richard Granville. Studies in the Lithology and Conditions of the Chalk Rock and Comparable Horizons. University of London, 1965.