APA
Page B. G., Thomson w. T., . (1968). The insecticide, herbicide, fungicide quick guide. Davis, Calif: Thomson Publications.
Chicago
Page B G, Thomson w T, . 1968. The insecticide, herbicide, fungicide quick guide. Davis, Calif: Thomson Publications.
Harvard
Page B. G., Thomson w. T., . (1968). The insecticide, herbicide, fungicide quick guide. Davis, Calif: Thomson Publications.
MLA
Page B G, Thomson w T, . The insecticide, herbicide, fungicide quick guide. Davis, Calif: Thomson Publications. 1968.