NALDC

Main content area

MLA

Diehl, H. C. (Helmut Charles), J. M. (Jacob Martin) Lutz, and A. Lloyd (Albert Lloyd) Ryall. Removing spray residue from apples and pears. U.S. Dept. of Agriculture, 1931.

APA

Diehl, H. C. (Helmut Charles), Lutz, J. M. (Jacob Martin), and Ryall, A. Lloyd (Albert Lloyd). (1931). Removing spray residue from apples and pears. U.S. Dept. of Agriculture.

Chicago

Diehl, H. C. (Helmut Charles), J. M. (Jacob Martin) Lutz, and A. Lloyd (Albert Lloyd) Ryall. Removing spray residue from apples and pears. U.S. Dept. of Agriculture, 1931.