Gaya APA
CUNNINGHAM, William P., Mary Ann Cunningham, Barbara Woodworth Saigo. (2005).
Environmental science: a global concern (8 th. ed.).
Boston:
McGraw-Hill.
Gaya Chicago
CUNNINGHAM, William P., Mary Ann Cunningham, Barbara Woodworth Saigo.
Environmental science: a global concern.
8 th. ed.
Boston:
McGraw-Hill,
2005.
Text.
Gaya MLA
CUNNINGHAM, William P., Mary Ann Cunningham, Barbara Woodworth Saigo.
Environmental science: a global concern.
8 th. ed.
Boston:
McGraw-Hill,
2005.
Text.
Gaya Turabian
CUNNINGHAM, William P., Mary Ann Cunningham, Barbara Woodworth Saigo.
Environmental science: a global concern.
8 th. ed.
Boston:
McGraw-Hill,
2005.
Print.