BEDDINY, E., HAMADA, M. (1982). 'ANATOMICAL AND FUNCTIONAL STUDIES ON THE DIGESTIVE SYSTEM OF BELLAMYA UNICOLOR (OLIVIER, 1801) II- THE INTERNAL CONSTITUENTS OF THE BUCCAL MASS', Assiut Veterinary Medical Journal, 10.1(19), pp. 93-102. doi: 10.21608/avmj.1982.191807