(1977). Woody ornamental plants for west Texas / by George Treshkovich.
Cita Chicago (17th ed.)Woody Ornamental Plants for West Texas / by George Treshkovich. 1977.
Cita MLA (9th ed.)Woody Ornamental Plants for West Texas / by George Treshkovich. 1977.
Atenció: Aquestes cites poden no estar 100% correctes.