Gaya APA
Ruthann Corwin, dkk. (1975).
Environ mental Impact Assessment .
Amerika:
Freeman, Cooper & Company.
Gaya Chicago
Ruthann Corwin, dkk.
Environ mental Impact Assessment.
Amerika:
Freeman, Cooper & Company,
1975.
Text.
Gaya MLA
Ruthann Corwin, dkk.
Environ mental Impact Assessment.
Amerika:
Freeman, Cooper & Company,
1975.
Text.
Gaya Turabian
Ruthann Corwin, dkk.
Environ mental Impact Assessment.
Amerika:
Freeman, Cooper & Company,
1975.
Print.