1
by Wheatley, Ben
Published 2010
National Academies Press

2
Published 2013
The National Academies Press

4
by Hanna, Kathi E.
Published 1991
National Academy Press

5
by Donaldson, Molla S.
Published 1994
National Academy Press

6
by Pinckard, George
Published 1806
Printed for Longman, Hurst, Rees, and Orme

10
by Grainger, James
Published 1802
Re-printed by Alexander Aikman

16
Published 2015
OECD Publishing

17
Published 2018
OECD Publishing

19
by Scholz, Christian
Published 2014
Nomos Verlagsgesellschaft mbH & Co. KG

20
by Matiaske, Wenzel
Published 2017
Nomos Verlagsgesellschaft mbH & Co. KG