Cita APA (7th ed.)
Jessen, K., & Jonassen, H. (1935). The Composition of the forests in northern Europe in epipalaeolithic time: With the assistance of H. Jonassen. Levin & Munksgaard.
Cita Chicago (17th ed.)
Jessen, Knud, i H. Jonassen. The Composition of the Forests in Northern Europe in Epipalaeolithic Time: With the Assistance of H. Jonassen. København: Levin & Munksgaard, 1935.
Cita MLA (9th ed.)
Jessen, Knud, i H. Jonassen. The Composition of the Forests in Northern Europe in Epipalaeolithic Time: With the Assistance of H. Jonassen. Levin & Munksgaard, 1935.
Atenció: Aquestes cites poden no estar 100% correctes.