Penggayaan APA

ENVIRONMENTAL, quality. (1985). Environmental quality . Washington D.C: .

Chicago Style

ENVIRONMENTAL, quality. Environmental quality. Washington D.C: , 1985. Buku.

MLA Style

ENVIRONMENTAL, quality. Environmental quality. Washington D.C: , 1985. Buku.

Turabian Style

ENVIRONMENTAL, quality. Environmental quality. Washington D.C: , 1985. Buku.