APA (7th ed.) Citation

MacArthur, R. B. (2007). Heart of Gold. Project Gutenberg.

Chicago Style (17th ed.) Citation

MacArthur, Ruth Brown. Heart of Gold. Project Gutenberg, 2007.

MLA (9th ed.) Citation

MacArthur, Ruth Brown. Heart of Gold. Project Gutenberg, 2007.

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