Gaya APA
Blackwelder, Richard E.. (1972).
Guide to the taxonomic literature of vertebrates / Richard E. Blackwelder .
:
Iowa: The Iowa State University.
Gaya Chicago
Blackwelder, Richard E..
Guide to the taxonomic literature of vertebrates / Richard E. Blackwelder.
:
Iowa: The Iowa State University,
1972.
Buku.
Gaya MLA
Blackwelder, Richard E..
Guide to the taxonomic literature of vertebrates / Richard E. Blackwelder.
:
Iowa: The Iowa State University,
1972.
Buku.
Gaya Turabian
Blackwelder, Richard E..
Guide to the taxonomic literature of vertebrates / Richard E. Blackwelder.
:
Iowa: The Iowa State University,
1972.
Buku.