APA Citation

Rittershausen, W. (1993). 100 years of orchids: The orchid review centenary year book 1893-1993. Essex: Bardfield books.

Chicago Style Citation

Rittershausen, Wilma. 100 Years of Orchids: The Orchid Review Centenary Year Book 1893-1993. Essex: Bardfield books, 1993.

MLA Citation

Rittershausen, Wilma. 100 Years of Orchids: The Orchid Review Centenary Year Book 1893-1993. Essex: Bardfield books, 1993.

Warning: These citations may not always be 100% accurate.