APA (7th ed.) Citation

Sheeler, W. D. (1977). Welcome to english 1. English Language services.

Chicago Style (17th ed.) Citation

Sheeler, Willard D. Welcome to English 1. English Language services, 1977.

MLA (8th ed.) Citation

Sheeler, Willard D. Welcome to English 1. English Language services, 1977.

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