Tienke Ambar Wulandari
H. Soetono Djoemadhi : catatan kecil
[publisher not identified], 2001
 Buku Teks
Redfield, Robert
Fieldwork: the correspodence of Robert Redfield & Sol Tax
Westview Press, 1991
 Buku Teks
Baker, Robert H.
Astronomy / Robert H. Baker
D. Van Nostrand, 1964
 Buku Teks
Roy, Robert H.
The administrative process /Robert H. Roy
The John Hopkins Press, 1958
 Buku Teks
Black, Robert H.
Malaria in Australia / Robert H. Black
AGPS, 1972
 Buku Teks