Laboratory instructions in plant biology,
by John B. Parker and John J. Clarke .

APA Citation

Parker, J. Bernard., Clarke, J. Joseph. (1950). Laboratory instructions in plant biology. 3d ed. St. Louis: Mosby.

MLA Citation

Parker, John Bernard, 1870-, and John Joseph Clarke. Laboratory Instructions In Plant Biology. 3d ed. St. Louis: Mosby, 1950.

Warning: These citations may not always be complete (especially for serials).