Gaya APA
ENGER, Eldon D., SMITH, Bardley F.. (2002).
Environmental Science : A. Study of Interrelationships (8th.ed).
New York:
McGraw-Hill Higher Education.
Gaya Chicago
ENGER, Eldon D., SMITH, Bardley F..
Environmental Science : A. Study of Interrelationships.
8th.ed
New York:
McGraw-Hill Higher Education,
2002.
.
Gaya MLA
ENGER, Eldon D., SMITH, Bardley F..
Environmental Science : A. Study of Interrelationships.
8th.ed
New York:
McGraw-Hill Higher Education,
2002.
.
Gaya Turabian
ENGER, Eldon D., SMITH, Bardley F..
Environmental Science : A. Study of Interrelationships.
8th.ed
New York:
McGraw-Hill Higher Education,
2002.
.