Style de citation APA (7e éd.)
Petrunkevitch, A. (1949). A Study of the structure, classification and relationship of the palaeozoic arachnida based on the collections of the British Museum. Connecticut Acad.
Style de citation Chicago (17e éd.)
Petrunkevitch, Alexander. A Study of the Structure, Classification and Relationship of the Palaeozoic Arachnida Based on the Collections of the British Museum. New Haven: Connecticut Acad, 1949.
Style de citation MLA (9e éd.)
Petrunkevitch, Alexander. A Study of the Structure, Classification and Relationship of the Palaeozoic Arachnida Based on the Collections of the British Museum. Connecticut Acad, 1949.
Attention : ces citations peuvent ne pas être correctes à 100%.