Dyfyniad APA

Robertson, J., & Stevens, K. (2016). Pyrrolizidine alkaloids: Occurrence, biology, and chemical synthesis. Royal Society of Chemistry.

Dyfyniad Arddull Chicago

Robertson, J., and K. Stevens. Pyrrolizidine Alkaloids: Occurrence, Biology, and Chemical Synthesis. Royal Society of Chemistry, 2016.

Dyfyniad MLA

Robertson, J., and K. Stevens. Pyrrolizidine Alkaloids: Occurrence, Biology, and Chemical Synthesis. Royal Society of Chemistry, 2016.

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