Spanish fiction 25 Anatomy 10 Biochemistry 10 Enzymology 9 Nucleic acids 9 Biology 8 Enzymes 8 Novel 8 Proteins 8 Synthesis 8 Economics 6 Literature 5 Spanish 5 Spanish literature - fiction 5 Literature English 4 Novel English 4 Economic systems and theories 3 Latin American poetry 3 Mathematics 3 Spanish Fiction 3 THE ART OF WRITING REASONABLE ORGANIC REACTION MECHANISMS 3 Algebra 2 Biography 2 Computer science 2 Economic development 2 Education 2 Enzymes-- Coenzymes-- Cofactors-- Enzymology 2 Ideologies 2 Information storage and retrieval systems 2 Literary translation 2