APA Style
Selman, Paul h. (1981).
Ecology & Planning an Introductory Study .
:
.
Chicago Style
Selman, Paul h.
Ecology & Planning an Introductory Study.
:
,
1981.
.
MLA Style
Selman, Paul h.
Ecology & Planning an Introductory Study.
:
,
1981.
.
Turabian Style
Selman, Paul h.
Ecology & Planning an Introductory Study.
:
,
1981.
.