Dyfyniad APA

Neuman, D. B., & Donald B. Neuman. (1993). Experiencing elementary science. Belmont, Calif: Wadsworth Pub. Co.

Dyfyniad Arddull Chicago

Neuman, Donald B., và Donald B. Neuman. Experiencing Elementary Science. Belmont, Calif: Wadsworth Pub. Co, 1993.

Dyfyniad MLA

Neuman, Donald B., và Donald B. Neuman. Experiencing Elementary Science. Belmont, Calif: Wadsworth Pub. Co, 1993.

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