Orr, H. P. (. P., Sanderson, K. C. (. C., Martin, W. C., Jr., Bryce, H., Hogg, N. J., Miller, L. C. (. C., & Self, R. L. (. L. Research Results for Nurserymen, 1968. Auburn University Libraries.

Orr, Henry P. (Henry Porter), Kenneth C. (Kenneth Chapman) Sanderson, Willis C. Martin, Jr, Harrison Bryce, Newton Jarrell Hogg, L. C. (Landon Carl) Miller, and R. L. (Raymond Lester) Self. Research Results for Nurserymen, 1968. Auburn University Libraries.

Orr, Henry P. (Henry Porter), et al. Research Results for Nurserymen, 1968. Auburn University Libraries.