APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (8e ed.) Bronvermelding

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

Let op: Deze citaties zijn niet altijd 100% accuraat.