APA (7th ed.) Citation

Mascull, B. 428.64024658: Elementary to pre-intermediate (Second edition.).

Chicago Style (17th ed.) Citation

Mascull, Bill. 428.64024658: Elementary to Pre-intermediate. Second edition. Cambridge.

MLA (9th ed.) Citation

Mascull, Bill. 428.64024658: Elementary to Pre-intermediate. Second edition.

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