Gaya APA
PETRUNKEVITCH, Alexander. (1953).
Paleozoic and Mesozoic Arachnida of Europe .
New York:
Yale University Press.
Gaya Chicago
PETRUNKEVITCH, Alexander.
Paleozoic and Mesozoic Arachnida of Europe.
New York:
Yale University Press,
1953.
Teks.
Gaya MLA
PETRUNKEVITCH, Alexander.
Paleozoic and Mesozoic Arachnida of Europe.
New York:
Yale University Press,
1953.
Teks.
Gaya Turabian
PETRUNKEVITCH, Alexander.
Paleozoic and Mesozoic Arachnida of Europe.
New York:
Yale University Press,
1953.
Teks.