Dyfyniad APA

Mitchell, H. B. (2015). Roots of wisdom: A tapestry of philosophical traditions (Seventh edition, student edition.). CENGAGE Learning.

Dyfyniad Arddull Chicago

Mitchell, Helen Buss. Roots of Wisdom: A Tapestry of Philosophical Traditions. Seventh edition, student edition. Stamford, CT: CENGAGE Learning, 2015.

Dyfyniad MLA

Mitchell, Helen Buss. Roots of Wisdom: A Tapestry of Philosophical Traditions. Seventh edition, student edition. CENGAGE Learning, 2015.

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