Dyfyniad APA

Barlett, R. E. (1970). Sewerage: Public health engineering-design in metric. Applied Science.

Dyfyniad Arddull Chicago

Barlett, Ronald E. Sewerage: Public Health Engineering-design in Metric. London: Applied Science, 1970.

Dyfyniad MLA

Barlett, Ronald E. Sewerage: Public Health Engineering-design in Metric. Applied Science, 1970.

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