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The Western Newt Or Water-dog (N̲o̲t̲o̲p̲h̲t̲h̲a̲l̲m̲u̲s̲ T̲o̲r̲o̲s̲u̲s̲)

其他書名	A Natural Enemy of Mosquitoes
出版	Oregon Agricultural College Experiment Station, 1917
URL	http://books.google.com.hk/books?id=LdtPAQAAMAAJ&hl=&source=gbs_api