APA Style
ASIMOV, ISAAC. (1971).
The universe from flat earth to quasar (1).
MIDDLESEX:
PENGUIN BOOKS.
Chicago Style
ASIMOV, ISAAC.
The universe from flat earth to quasar.
1
MIDDLESEX:
PENGUIN BOOKS,
1971.
TXB.
MLA Style
ASIMOV, ISAAC.
The universe from flat earth to quasar.
1
MIDDLESEX:
PENGUIN BOOKS,
1971.
TXB.
Turabian Style
ASIMOV, ISAAC.
The universe from flat earth to quasar.
1
MIDDLESEX:
PENGUIN BOOKS,
1971.
TXB.