APA (7th ed.) Citation

Kaufman, P. J. (2020). Kaufman constructs trading systems. Independently published.

Chicago Style (17th ed.) Citation

Kaufman, Perry J. Kaufman Constructs Trading Systems. [United States]: Independently published, 2020.

MLA (9th ed.) Citation

Kaufman, Perry J. Kaufman Constructs Trading Systems. Independently published, 2020.

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