共 12 条
[1]
BANDARANAIKE SWR, 1950, COMMUNICATION
[4]
Paul BA., 1955, HLTH CULTURE COMMUNI
[5]
*POP REF BUR INC, 1958, WORLD WID WAR MAL PO
[6]
*POP REF BUR INC, 1955, AS POP ROUND POP 13
[7]
*POP REF BUR INC, 1957, DEC DECL DEATH RAT P
[8]
*US DEP STAT, 1959, 8057 INT REP
[9]
WILCOX FO, 1960, US DEPT STATE B, V42, P860
[10]
1960, TIME MAGAZINE, V75, P19