Edizal
Kamus 3 bahasa : Jepang-Indonesia-Inggris = 3 language dictionary : Japanese-Indonesian-English
Kayu Pasak, 2001
 Buku Referensi
McGraw-Hill dictionary of earth sciences
edited by Sybil P. Parker
McGraw-Hill, 1984
 Buku Referensi
McGraw-Hill dictionary of earth sciences
edited by Sybil P. Parker
McGraw-Hill, 1997
 Buku Referensi
McGraw-Hill dictionary of the life sciences
editor, Daniel N. Lapedes
McGraw-Hill, 1976
 Buku Referensi
Stebbins, Robert A.
Exploratory research in the social sciences
Sage, 2001
 Buku Teks