Pengantar statistika I

 Ronald J. Wonnacott; Thomas H. Wonnacott; Bambang Sumantri;

Jakarta : Erlangga , 1991

Japanese party system

 Ronald J. Hrebenar;

London : Westview press , 1986

Mathematical application : For management,life and social science

 Ronald J. Harshbarger; James J. Reynolds;

Toronto-Canada : D.C. Heath , 1989

Pemilihan dan pengembangan media untuk pembelanjaan

 Anderson, Ronald H.; Miarso, Yusufhadi;

Jakarta : Rajawali Pers , 1987

Crime prevention and social control / Ronald L. Akers

 Akers, Ronald L.; Sagarin, Edward;

London : Praeger , 1972

Pemikiran dan pengembangan media untuk pembelajaran

 Anderson, Ronald; Miarso, Yusuf Hadi;

Jakarta : Rajawali Pers , 1987

Business law / Ronald A. Anderson

 Anderson, Ronald A.;

Chicago : South western Publishing , 1980

Sociology : the study of social systems / Ronald Fletcher

 Fletcher, Ronald;

New York : Charles Scribner\'s Sons , 1981

Doubleday dictionary for home, school and office / Sidney I. Landau

 Landau, Sidney I.; Ronald;

New York : Doubleday , 1975

Abnormal psychology / Ephraim Rosen

 Rosen, Ephraim; Fox, Ronald E.;

London : WB. Sauders , 1972

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