Advantage and disadvantage. : A profile of American youth. /

Youth in turmoil : adapted from a special issue of fortune.

World Book`s young scientist. Volume 4., Planet earth. Water.

World Book`s young scientist. Volume 6., Animals without backbones. Animals with backbones.

World Book`s young scientist. Volume 9., Construction. Machines.

World Book`s young scientist. Volume 3., Atoms & molecules. Gases.

World Book`s young scientist. Volume 5., Living world. Plants.

World Book`s young scientist. Volume 8., Energy. Conservation.

World Book`s young scientist. Volume 2., Light & electricity. Magnetic power.

World Book`s young scientist. Volume 1., Space technology. Computers.

World Book`s young scientist. Volume 7., Human body. Communication.

World Book`s young scientist. Volume 10., Student guide. Index. /

Free Radicals /

Radicals of rings /

Delinquency and justice. : An age of crisis. /

Delinquency in society. : A child-centered approach. /

Reformists and radicals in Hungary. /

Reactive Free Radicals /

Catalytical and radical polymerization.

Stano Radič : majster nenápadnej pointy /

Young radicals. : Notes on committed youth. /