Trees for urban use in Puerto Rico and the Virgin Islands.

MLA

Schubert, T.H. Trees for Urban Use In Puerto Rico and the Virgin Islands. [S.l.]: V.S. Department of agriculture, .

APA

Schubert, T. (.). Trees for urban use in Puerto Rico and the Virgin Islands. [S.l.]: V.S. Department of agriculture.

Chicago

Schubert, T.H. Trees for Urban Use In Puerto Rico and the Virgin Islands. [S.l.]: V.S. Department of agriculture, ..