MLA

John Lee, and Cheng-Few Lee. Essentials of Excel Vba, Python, and R: Volume I: Financial Statistics and Portfolio Analysis. Springer Nature (Textbooks & Major Reference Works), 2023.

APA

John Lee, J. Lee, & Lee, C. (2023). Essentials of Excel VBA, Python, and R: Volume I: Financial Statistics and Portfolio Analysis. Springer Nature (Textbooks & Major Reference Works).

Chicago

John Lee, and Cheng-Few Lee. Essentials of Excel VBA, Python, and R: Volume I: Financial Statistics and Portfolio Analysis. : Springer Nature (Textbooks & Major Reference Works), 2023.