Dyfyniad APA

Zemach, D. E. (2011). Writing research papers: From essay to research paper. Oxford: Macmillan.

Dyfyniad Arddull Chicago

Zemach, Dorothy E. Writing Research Papers: From Essay to Research Paper. Oxford: Macmillan, 2011.

Dyfyniad MLA

Zemach, Dorothy E. Writing Research Papers: From Essay to Research Paper. Oxford: Macmillan, 2011.

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