APA (7th ed.) Citation

Coolidge, S. (2009). In the High Valley Being the fifth and last volume of the Katy Did series. Project Gutenberg.

Chicago Style (17th ed.) Citation

Coolidge, Susan. In the High Valley Being the Fifth and Last Volume of the Katy Did Series. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Coolidge, Susan. In the High Valley Being the Fifth and Last Volume of the Katy Did Series. Project Gutenberg, 2009.

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