APA

Pressman D., . (1979). Patent it yourself!: How to protect, patent, and market your inventions. New York: McGraw-Hill.

Chicago

Pressman David, . 1979. Patent it yourself!: How to protect, patent, and market your inventions. New York: McGraw-Hill.

Harvard

Pressman D., . (1979). Patent it yourself!: How to protect, patent, and market your inventions. New York: McGraw-Hill.

MLA

Pressman David, . Patent it yourself!: How to protect, patent, and market your inventions. New York: McGraw-Hill. 1979.