Cita APA (7a ed.)

Polunin, N. (1951). PERLUSTRATIONES PLANTARUM ARCTICARUM: I(bis). Arctic Dicotyledonous Species: Four New Names or Combinations. Zenodo.

Cita Chicago Style (17a ed.)

Polunin, Nicholas. PERLUSTRATIONES PLANTARUM ARCTICARUM: I(bis). Arctic Dicotyledonous Species: Four New Names or Combinations. Zenodo, 1951.

Cita MLA (9a ed.)

Polunin, Nicholas. PERLUSTRATIONES PLANTARUM ARCTICARUM: I(bis). Arctic Dicotyledonous Species: Four New Names or Combinations. Zenodo, 1951.