Human rights -- Juvenile literature.

Space ships -- Juvenile fiction. Human-alien encounters -- Juvenile fiction. Unidentified flying objects -- Sightings and encounters -- Juvenile fiction. Space flight -- Juvenile fiction. Families -- Juvenile fiction.

Human rights -- Juvenile literature.

Heroes -- Juvenile literature. Heroes.

Child sexual abuse -- Prevention -- Juvenile literature. Child sexual abuse -- Prevention -- Juvenile poetry. Children's rights -- Juvenile literature. Children's rights -- Juvenile poetry. Human rights -- Juvenile literature.

人權

Mandela, Nelson, 1918-2013 Presidents -- South Africa -- Biography Political prisoners -- South Africa -- Biography