Wildlands : their protection and management in economic development Author(s) Goodland, Robert J. A. Ledec, George
Greenprints for the countryside : the story of Britain's national parks Author(s) MacEwen, Ann MacEwen, Malcolm
A roadside guide to Rocky Mountain National Park Author(s) Willard, Beatrice Elizabeth Foster, Susan Quimby
Servicio de parques nacionales areas silvestres de Nicaragua (primer borrador) Author(s) Dilger F., R.
Plan maestro para el manejo y desarrollo del Parque Nacional Corcovado, Peninsula de Osa, Costa Rica Author(s) Dickhaut, Christopher Vaughan
Friends of the National Parks : a report on friends group throughout the National Park System Author(s) Machlis, Gary E. Medlin, Nancy C.
Madagascar : revue de la conservation et des aires protégées Author(s) Langrand, Olivier Nicoll, Martin E.
