Penggayaan APA

DAVIES, Erik Charles. (1990). Sustainable development evaluation: . Canada: UMI.

Chicago Style

DAVIES, Erik Charles. Sustainable development evaluation:. Canada: UMI, 1990. Buku.

MLA Style

DAVIES, Erik Charles. Sustainable development evaluation:. Canada: UMI, 1990. Buku.

Turabian Style

DAVIES, Erik Charles. Sustainable development evaluation:. Canada: UMI, 1990. Buku.