APA引文

Pickett, R. R., Ketchum, M. D., & Ralph R. pickett. (1954). Investment principles and policy. Harpper& brothers.

Chicago Edition Citation

Pickett, Ralph R., Marshall D. Ketchum, and Ralph R. pickett. Investment Principles and Policy. New York: Harpper& brothers, 1954.

MLA引文

Pickett, Ralph R., et al. Investment Principles and Policy. Harpper& brothers, 1954.