APA (7th ed.) Citation

Balfour-Browne, F. (1940). British water beetles. Ray Society.

Chicago Style (17th ed.) Citation

Balfour-Browne, Frank. British Water Beetles. London: Ray Society, 1940.

MLA (9th ed.) Citation

Balfour-Browne, Frank. British Water Beetles. Ray Society, 1940.

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