TY - BOOK AU - BOOK - N - TRADE, CALCUTTA TI - THE PAYMENT OF GRATUITY ACT, 1972 WITH THE PAYMENT OF GRATUITY ( CENTRAL ) RULES 1972 & THE W.B. PAYMENT OF GRATUITY, RULES '73 AND FORMUS NOTIFICATIONS & SHORT NOTES U1 - 347/CAL PY - 1988/// PB - BOOK - N- TRADE KW - LAW ER -