The most current FAA Practical Test Standards (PTS) in this series of handy cockpit-sized guides. Private Pilot Rotorcraft Practical Test Standards book includes both Section 1 (for Helicopter) and Section 2 (for Gyroplane).
The PTS guide students, instructors, and FAA-designated examiners through checkrides.
Every PTS details the skill and knowledge that must be demonstrated before an examiner can issue a certificate or rating to an applicant.
Written by the FAA, these books list the knowledge and experience prerequisites, the levels of skill that must be demonstrated before an examiner can issue a certificate or rating to an applicant, and describe background study and reference materials.