APA (7th ed.) Citation

Campbell Mary. (1987). 1-2-3 made easy. McGraw-Hill.

Chicago Style (17th ed.) Citation

Campbell Mary. 1-2-3 Made Easy. McGraw-Hill, 1987.

MLA (8th ed.) Citation

Campbell Mary. 1-2-3 Made Easy. McGraw-Hill, 1987.

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