Gaya APA

Hufschmidt, Maynard M.. (1983). Environment, Natural Systems And Development . Baltimore: THE JOHNS HOPKINS.

Gaya Chicago

Hufschmidt, Maynard M.. Environment, Natural Systems And Development. Baltimore: THE JOHNS HOPKINS, 1983. .

Gaya MLA

Hufschmidt, Maynard M.. Environment, Natural Systems And Development. Baltimore: THE JOHNS HOPKINS, 1983. .

Gaya Turabian

Hufschmidt, Maynard M.. Environment, Natural Systems And Development. Baltimore: THE JOHNS HOPKINS, 1983. .