Etheridge, R. (1891). A Monograph of the carboniferous and permo-carboniferous Invertebrata of New South Wales.
Chicago Style (17th ed.) CitationEtheridge, R. A Monograph of the Carboniferous and Permo-carboniferous Invertebrata of New South Wales. Sydney, 1891.
MLA (9th ed.) CitationEtheridge, R. A Monograph of the Carboniferous and Permo-carboniferous Invertebrata of New South Wales. 1891.
Warning: These citations may not always be 100% accurate.