Dyfyniad APA

Glassborow, J., Freeman, G., & Barber, P. (1986). Atlas of the United States: [a thematic and comparative approach]. Macmillan Pub. Co.

Dyfyniad Arddull Chicago

Glassborow, Jilly, Gillian Freeman, and Pat Barber. Atlas of the United States: [a Thematic and Comparative Approach]. New York: Macmillan Pub. Co, 1986.

Dyfyniad MLA

Glassborow, Jilly, et al. Atlas of the United States: [a Thematic and Comparative Approach]. Macmillan Pub. Co, 1986.

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