Cita APA

Zobel, B. J., & Sprague,Jerry R. (1998). Juvenile wood in forest trees. Spinger-Verlag.

Chicago Edition Citation

Zobel, Bruce J., i Sprague,Jerry R. Juvenile Wood in Forest Trees. Berlin: Spinger-Verlag, 1998.

Cita MLA

Zobel, Bruce J., i Sprague,Jerry R. Juvenile Wood in Forest Trees. Spinger-Verlag, 1998.