Citazione Stile APA (7a Edizione)

Pammel, L. B. A manual of poisonous plants: Chiefly of eastern north America, with brief notes on economic and medicinal plants, and numerous illustration.

Citazione stile Chigago Style (17a edizione)

Pammel, L. B. A Manual of Poisonous Plants: Chiefly of Eastern North America, with Brief Notes on Economic and Medicinal Plants, and Numerous Illustration.

Citatione MLA (9a ed.)

Pammel, L. B. A Manual of Poisonous Plants: Chiefly of Eastern North America, with Brief Notes on Economic and Medicinal Plants, and Numerous Illustration.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.