APA Style

Clarke, M. C, Lee, N. E. S. (). Geography Secondary 1 [Revision Guide] . Singapore: Pearson Longman.

Chicago Style

Clarke, M. C, Lee, N. E. S. Geography Secondary 1 [Revision Guide]. Singapore: Pearson Longman, . Text.

MLA Style

Clarke, M. C, Lee, N. E. S. Geography Secondary 1 [Revision Guide]. Singapore: Pearson Longman, . Text.

Turabian Style

Clarke, M. C, Lee, N. E. S. Geography Secondary 1 [Revision Guide]. Singapore: Pearson Longman, . Print.