Zbar, Paul B., author
McGraw-Hill, 1993
Buku Referensi
edited by Sybil P. Parker
McGraw-Hill, 1984
Buku Referensi
Zbar, Paul B., author
Macmillan/McGraw-Hill, 1992
Buku Referensi
Gilli, Angelo C., author
McGraw-Hill, 1978
Buku Teks
Kasatkin, A. S. (Aleksandr Sergeevich), 1899-, author
Mir Publishers, 1970
Buku Teks