Dyfyniad APA

KERROD, R. Encyclopedi of science 10: Transportation from the bicycle to spacecraft. Macmillan Publishinng Company.

Dyfyniad Arddull Chicago

KERROD, Robin. Encyclopedi of Science 10: Transportation from the Bicycle to Spacecraft. Macmillan Publishinng Company.

Dyfyniad MLA

KERROD, Robin. Encyclopedi of Science 10: Transportation from the Bicycle to Spacecraft. Macmillan Publishinng Company.

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