A course guideline concerning national park planning (terrestrial & marine), interpretation, establishment of small museums and interpretative trails 1975 Turner, J. Barry |
National parks and equivalent reserves in five African countries, Botswana, Malawi, South Africa, Tanzania, Zambia - their importance and development Turner, J. Barry |
National parks and equivalent reserves in five african countries - Botswana, Malawi, South Africa, Tanzania, Zambia - their importance and development 1974 Turner, J. Barry |