APA (7th ed.) Citation
Freeman, S., & Huffman, G. Inside money, output, and causality.
Chicago Style (17th ed.) Citation
Freeman, S., and G.W Huffman. Inside Money, Output, and Causality.
MLA (9th ed.) Citation
Freeman, S., and G.W Huffman. Inside Money, Output, and Causality.
Warning: These citations may not always be 100% accurate.