APA (7th ed.) Citation

lh & McGrath. World of invention (2nd ed.).

Chicago Style (17th ed.) Citation

lh and McGrath. World of Invention. 2nd ed. DetroitlbGale Grouplc2001.

MLA (9th ed.) Citation

lh and McGrath. World of Invention. 2nd ed.

Warning: These citations may not always be 100% accurate.