Well, the regs do specify the direction of turns:
§ 91.126 Operating on or in the vicinity of an
airport in Class G airspace.
(a) General. Unless otherwise authorized or required, each
person operating an
aircraft on or in the vicinity of an
airport in a Class G airspace area must comply with the requirements of this section.
(b) Direction of turns. When approaching to land at an
airport without an operating control tower in Class G airspace -
(1) Each pilot of an
airplane must make all turns of that
airplane to the left unless the
airport displays approved light signals or visual markings indicating that turns should be made to the right, in which case the pilot must make all turns to the right;