APA Style

Rigg, K. (). INVESTIGATING PHONICS DIGRAPHS – INVESTIGATING COMMON SOUND PATTERNS BOOK 1 – AGES 5–7 . : R.I.C. Pubications.

MLA Style

Rigg, Kevin. "INVESTIGATING PHONICS DIGRAPHS – INVESTIGATING COMMON SOUND PATTERNS BOOK 1 – AGES 5–7". : R.I.C. Pubications, . Text.