Cita APA (7th ed.)

BERNATZKY, A. Tree ecology and preservation: BERNATZKY, Aloys. Elsevier.

Cita Chicago (17th ed.)

BERNATZKY, Aloys. Tree Ecology and Preservation: BERNATZKY, Aloys. c1978: Elsevier.

Cita MLA (9th ed.)

BERNATZKY, Aloys. Tree Ecology and Preservation: BERNATZKY, Aloys. Elsevier.