APA

Ries А., Trout J., . (1991). Horse Sense: the Key to Success Is Finding a Horse to Ride. McGraw-Hill: Inc.

Chicago

Ries А, Trout J, . 1991. Horse Sense: the Key to Success Is Finding a Horse to Ride. McGraw-Hill: Inc.

Harvard

Ries А., Trout J., . (1991). Horse Sense: the Key to Success Is Finding a Horse to Ride. McGraw-Hill: Inc.

MLA

Ries А, Trout J, . Horse Sense: the Key to Success Is Finding a Horse to Ride. McGraw-Hill: Inc. 1991.