Dyfyniad APA

Reeve, R. N. (2002). Introduction to environmental analysis. John Wiley and sons Lts.

Dyfyniad Arddull Chicago

Reeve, Roger N. Introduction to Environmental Analysis. West Sussex: John Wiley and sons Lts, 2002.

Dyfyniad MLA

Reeve, Roger N. Introduction to Environmental Analysis. John Wiley and sons Lts, 2002.

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