Powell, A. W. B. (1946). The shellfish of New Zealand: An illustrated handbook (<2d, rev. and enl. ed>.). Whitcombe & Tombs limited.
Chicago Style (17th ed.) CitationPowell, A. W. B. The Shellfish of New Zealand: An Illustrated Handbook. <2d, rev. and enl. ed>. [Christchurch], [London, etc.]: Whitcombe & Tombs limited, 1946.
MLA (9th ed.) CitationPowell, A. W. B. The Shellfish of New Zealand: An Illustrated Handbook. <2d, rev. and enl. ed>. Whitcombe & Tombs limited, 1946.
Warning: These citations may not always be 100% accurate.