APA (7th ed.) Citation

MacDonald, G. (2000). Sir Gibbie. Project Gutenberg.

Chicago Style (17th ed.) Citation

MacDonald, George. Sir Gibbie. Project Gutenberg, 2000.

MLA (9th ed.) Citation

MacDonald, George. Sir Gibbie. Project Gutenberg, 2000.

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