TY  - BOOK
AU  - Willink, Jocko
TI  - Discipline equals freedom: field manual Mk1-MOD1
SN  - 9781250280268
U1  - 158.1 
PY  - 2020///
CY  - New York
PB  - St. Martin’s Press
KW  - Conduct of life
KW  - Personal development
KW  - Self-help techniques
N1  - includes appendix
ER  -