APA (7th ed.) Citation

Hargreaves, R. (1978). Mr. Grumpy. Egmont.

Chicago Style (17th ed.) Citation

Hargreaves, Roger. Mr. Grumpy. London: Egmont, 1978.

MLA (9th ed.) Citation

Hargreaves, Roger. Mr. Grumpy. Egmont, 1978.

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