Riggs, Fred W., author
Rajawali, 1985, 1988
Buku Teks
Riggs, Fred W., author
Rajawali, 1985, 1988
Buku Teks
Riggs, Fred W., author
Houghton Miffiln, 1964
Buku Teks
Rianto Nugroho, author
Pustaka Pelajar, 2012
Buku Teks
Samodra Wibawa, translator
Liberty, 1992
Buku Teks