APA (7th ed.) Citation

Engel, L., & Wyckoff, P. (1976). How to buy stocks: By Louis Engel in collaboration with Peter Wyckoff (6th ed., rev.). Little, Brown.

Chicago Style (17th ed.) Citation

Engel, Louis, and Peter Wyckoff. How to Buy Stocks: By Louis Engel in Collaboration with Peter Wyckoff. 6th ed., rev. Boston: Little, Brown, 1976.

MLA (9th ed.) Citation

Engel, Louis, and Peter Wyckoff. How to Buy Stocks: By Louis Engel in Collaboration with Peter Wyckoff. 6th ed., rev. Little, Brown, 1976.