Dyfyniad APA

Phillips, J. (1971). Environmental health: A paradox of progress. W. C. Brown.

Dyfyniad Arddull Chicago

Phillips, John. Environmental Health: A Paradox of Progress. Dubuque, IO: W. C. Brown, 1971.

Dyfyniad MLA

Phillips, John. Environmental Health: A Paradox of Progress. W. C. Brown, 1971.

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