Dyfyniad APA

(2012). SUSTAINABLE environmental management in Nigeria. Book Builders.

Dyfyniad Arddull Chicago

SUSTAINABLE Environmental Management in Nigeria. Book Builders, 2012.

Dyfyniad MLA

SUSTAINABLE Environmental Management in Nigeria. Book Builders, 2012.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.