APA Style
Rudis, Victor A.,. (1999).
Ecological subregion codes by country coterminous United States .
Asheville:
U.S. Departement of Aquaculture.
Chicago Style
Rudis, Victor A.,.
Ecological subregion codes by country coterminous United States.
Asheville:
U.S. Departement of Aquaculture,
1999.
Text.
MLA Style
Rudis, Victor A.,.
Ecological subregion codes by country coterminous United States.
Asheville:
U.S. Departement of Aquaculture,
1999.
Text.
Turabian Style
Rudis, Victor A.,.
Ecological subregion codes by country coterminous United States.
Asheville:
U.S. Departement of Aquaculture,
1999.
Print.