The official museum directory : : Aquariums. Arboretums, Botanic gardens. Art museums. Children's museums. General museums, Historic sites, houses. History museums. Natural hisory museums. Nature centers. Planetariums. Sience museums, Technology centers. Specialized museums. Zoos.

MLA

The Official Museum Directory : Aquariums. Arboretums, Botanic Gardens. Art Museums. Children's Museums. General Museums, Historic Sites, Houses. History Museums. Natural Hisory Museums. Nature Centers. Planetariums. Sience Museums, Technology Centers. Specialized Museums. Zoos. 23rd edition R.R. Bowker, 1992.

APA

(1992). The official museum directory : Aquariums. Arboretums, Botanic gardens. Art museums. Children's museums. General museums, Historic sites, houses. History museums. Natural hisory museums. Nature centers. Planetariums. Sience museums, Technology centers. Specialized museums. Zoos. 23rd edition R.R. Bowker.

Chicago

The Official Museum Directory: Aquariums. Arboretums, Botanic Gardens. Art Museums. Children's Museums. General Museums, Historic Sites, Houses. History Museums. Natural Hisory Museums. Nature Centers. Planetariums. Sience Museums, Technology Centers. Specialized Museums. Zoos. 23rd edition : R.R. Bowker, 1992.