TY  - BOOK
AU  - Irala, Narciso
TI  - Mental Efficiency Without Fatigue
U1  - 128.2 
CY  - Allahabad
PB  - St. Paul Society
KW  - GENERAL STACK
KW  - PHILOSOPHY & PSYCHOLOGY
KW  - EPISTEMOLOGY, CAUSATION & HUMANKIND
KW  - HUMANKINDGeneralia
ER  -