Dyfyniad APA

Koren, H. (1996). Illustrated dictionary of environmental health & occupational safety. Lewis Publishers.

Dyfyniad Arddull Chicago

Koren, Herman. Illustrated Dictionary of Environmental Health & Occupational Safety. Boca Raton: Lewis Publishers, 1996.

Dyfyniad MLA

Koren, Herman. Illustrated Dictionary of Environmental Health & Occupational Safety. Lewis Publishers, 1996.

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