An Introduction to GNSS: A primer in using Global Navigation Satellite Systems for positioning and autonomy

An Introduction to GNSS Geodesy and Applications

The Pluralistic Therapy Primer: A concise introduction (Primers in Counselling)

The Bronfenbrenner Primer: Introduction to Develecology

The Existential Counselling Primer (second edition): A concise introduction (The Primers in Counselling Series)