Cita APA (7th ed.)

Abrol, B., & Chopra, I. (1960). Medicinal plants of the arid zones. United Nations Educational Scientific and Cultural Organization.

Cita Chicago (17th ed.)

Abrol, B.K, i I.C Chopra. Medicinal Plants of the Arid Zones. France: United Nations Educational Scientific and Cultural Organization, 1960.

Cita MLA (9th ed.)

Abrol, B.K, i I.C Chopra. Medicinal Plants of the Arid Zones. United Nations Educational Scientific and Cultural Organization, 1960.