1 ▁ 1 9 1 9 – 2 2 ; ▁vol ▁ 2 ▁ 1 9 2 3 – 2 8 ▁( PDF ). ▁ ▁D eg ras , ▁Jane ▁Tab ris ky . ▁ed . ▁Soviet ▁documents ▁on ▁foreign ▁policy ▁( 1 9 7 8 ). ▁ ▁Gold win , ▁Robert ▁A ., ▁Ger ald ▁St our zh , ▁Mar vin ▁Z etter baum , ▁ed s . ▁Read ings ▁in ▁Russian ▁Foreign ▁Policy ▁( 1 9 5 9 ) ▁ 8 0 0 pp ; ▁online ; ▁long ▁ess ays ▁from ▁primary ▁and ▁secondary ▁sources ▁ ▁Gr uber , ▁Hel mut . ▁International ▁Commun ism ▁in ▁the ▁Era ▁of ▁Len in : ▁A ▁Document ary ▁History ▁( C orn ell ▁University ▁Press , ▁ 1 9 6 7 ) ▁ ▁K hr ush chev , ▁Nik ita . ▁Mem oir s ▁of ▁Nik ita ▁K hr ush chev : ▁Volume ▁ 1 : ▁Comm iss ar , ▁ 1 9 1 8 – 1 9 4 5 ▁contents ▁ ▁K hr ush chev , ▁Nik ita . ▁Mem oir s ▁of ▁Nik ita ▁K hr ush chev : ▁Volume ▁ 2 : ▁Reform er , ▁ 1 9 4 5 – 1 9 6 4 ▁contents ▁ ▁Mais ky , ▁Ivan . ▁The ▁Mais ky ▁Di aries : ▁The ▁W art ime ▁Re vel ations ▁of ▁St alin ' s ▁Amb assador ▁in ▁London ▁edited ▁by ▁Gabriel ▁Gor od et sky , ▁( Y ale ▁UP , ▁ 2 0 1