UNESCO

Plant genetic resources : their conservation in situ for human use

1989

The botanic gardens conservation strategy

1989 Heywood, Vernon |

Sistema regional de áreas silvestres protegidas de América Central : plan de acción, 1989-2000

1989

The World Heritage Convention in the Australian-Pacific region : proceedings of a workshop session on critical issues for protected areas held during the 18th session of the General Assembly of IUCN, Perth, Australia, 1 December 1990

1991

Masterworks of man and nature : preserving our world heritage

1992

This stunningly attractive hardback book covering 360 sites on the UNESCO World Heritage List, combines a superb collection of over 400 colour photographs of cultural and natural World Heritage sites with essays contributed by world-renowned figures. Each site is illustrated and accompanied by a description of its location and significance.