Preston, Richard
Hot Zone
Anchor Book, 1995
Buku Teks
Natkiel, Richard
Atlas of maritime history / Richard Natkiel, Antony Preston
Facts on Eile, 1986
Buku Referensi
Water, wastes and health in hot climates / edited by Richard Feachem, Michael McGarry
John Wiley & Sons, 1977
Buku Teks
Feinberg, Richard E.
The intemperate zone : the Third World challenge to U.S. foreign policy / Richard E. Feinberg.
Norton, 1983.
Buku Teks
Robinson, O. Preston
Store salesmanship / O. Preston Robinson
Prentice Hall Inc., 1959
Buku Teks