Ree Drummond. (2014). Charlie the Ranch Dog: Charlie's New Friend (I Can Read Level 1) (I Can Read Book 1.). HarperCollins.
Cita Chicago (17th ed.)Ree Drummond. Charlie the Ranch Dog: Charlie's New Friend (I Can Read Level 1). I Can Read Book 1. HarperCollins, 2014.
Cita MLA (9th ed.)Ree Drummond. Charlie the Ranch Dog: Charlie's New Friend (I Can Read Level 1). I Can Read Book 1. HarperCollins, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.