Dyfyniad APA

Robertson, D. M., & Dinsdale, H. B. (1972). The nervous system. Williams & Wilkins.

Dyfyniad Arddull Chicago

Robertson, David M., and Henry B. Dinsdale. The Nervous System. Baltimore,: Williams & Wilkins, 1972.

Dyfyniad MLA

Robertson, David M., and Henry B. Dinsdale. The Nervous System. Williams & Wilkins, 1972.

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