APA Style

Bei, Teo Bei. (2010). Ultimate guide for grammar, vocabulary, and comprehension . Singapore: Educational Publishing House Pte Ltd.

Chicago Style

Bei, Teo Bei. Ultimate guide for grammar, vocabulary, and comprehension. Singapore: Educational Publishing House Pte Ltd, 2010. Buku SMP Athalia.

MLA Style

Bei, Teo Bei. Ultimate guide for grammar, vocabulary, and comprehension. Singapore: Educational Publishing House Pte Ltd, 2010. Buku SMP Athalia.

Turabian Style

Bei, Teo Bei. Ultimate guide for grammar, vocabulary, and comprehension. Singapore: Educational Publishing House Pte Ltd, 2010. Buku SMP Athalia.