APA Style
Jr., J, E, H., Hagerty, D, J. (1977).
Environmental Assessments and Statements (Cet.1).
New York:
Litton Educational Publishing.
MLA Style
Jr., John, E., Heer., Hagerty, D., Joseph.
"Environmental Assessments and Statements".
Cet.1
New York:
Litton Educational Publishing,
1977.
Text.