Dyfyniad APA

Bragonier, R., & Fisher, D. (1981). What's what: : a visual glossary of the physical world. Hammond.

Dyfyniad Arddull Chicago

Bragonier, Reginald, and David Fisher. What's What: : A Visual Glossary of the Physical World. N.Jersey: Hammond, 1981.

Dyfyniad MLA

Bragonier, Reginald, and David Fisher. What's What: : A Visual Glossary of the Physical World. Hammond, 1981.

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