Pearson Longman. (1989). Who's who in science in Europe: A biographical guide in science, technology, agriculture, and medicine (Sixth edition.). Longman.
Citazione stile Chigago Style (17a edizione)Pearson Longman. Who's Who in Science in Europe: A Biographical Guide in Science, Technology, Agriculture, and Medicine. Sixth edition. Harlow: Longman, 1989.
Citatione MLA (9a ed.)Pearson Longman. Who's Who in Science in Europe: A Biographical Guide in Science, Technology, Agriculture, and Medicine. Sixth edition. Longman, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.