Encyclopaedia of Biotechnology (5 Vols. Set)..

Encyclopedia of Biomedical Engineering (5 Vols. Set)..

Encyclopaedia of Animal Diseases (3 Vols. Set)..

Encyclopaedia of Vedic Mathematics (3 Vols. Set)..

Encyclopaedia of Engineering Mathematics (6 Vols. Set)..

Encyclopaedia of Pharmaceutical Technology (5 Vols. Set)..

Encyclopedia of Medical Science (5 Vols. Set)..

Encyclopedia of Drug and Drug Delivery (5 Vols. Set)..

Encyclopaedia of Biopharmaceutical (5 Vols. Set)..

Encyclopaedia of Engineering Physics (4 Vols. Set)..

World Encyclopaedia of Nations and Nationalities (17 Vols. In 34 Parts)..

Encyclopaedia of the Universe (4 Vols. Set)..

Encyclopaedia of Asia (2 Vols. Set)..

Encyclopaedia of Nature and Environment..

Enciclopedia of Environmental Science (3 Vols. Set)..