APA (7 ম সংস্করণ) উদ্ধৃতি

Abbott, R. (1989). Compendium of landshellsa color guide to more than 2,000 of the worlds terrestrial shellsR.Tucker Abbott. American Malacologists.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Abbott, R.Tucker. Compendium of Landshellsa Color Guide to More than 2,000 of the Worlds Terrestrial ShellsR.Tucker Abbott. American Malacologists, 1989.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Abbott, R.Tucker. Compendium of Landshellsa Color Guide to More than 2,000 of the Worlds Terrestrial ShellsR.Tucker Abbott. American Malacologists, 1989.