APA Style
EHRENFELD, DAVID W.. (1970).
Biological conservation (1).
New York:
HOLT, RINEHART AND WINSTON.
Chicago Style
EHRENFELD, DAVID W..
Biological conservation.
1
New York:
HOLT, RINEHART AND WINSTON,
1970.
TXB.
MLA Style
EHRENFELD, DAVID W..
Biological conservation.
1
New York:
HOLT, RINEHART AND WINSTON,
1970.
TXB.
Turabian Style
EHRENFELD, DAVID W..
Biological conservation.
1
New York:
HOLT, RINEHART AND WINSTON,
1970.
TXB.