APA Style

WORTHINGTON, JULIAN. (1979). KNOW HOW. BOOK 12 . SINGAPORE: ORBISH PUBLISHING LIMITED.

Chicago Style

WORTHINGTON, JULIAN. KNOW HOW. BOOK 12. SINGAPORE: ORBISH PUBLISHING LIMITED, 1979. Text.

MLA Style

WORTHINGTON, JULIAN. KNOW HOW. BOOK 12. SINGAPORE: ORBISH PUBLISHING LIMITED, 1979. Text.

Turabian Style

WORTHINGTON, JULIAN. KNOW HOW. BOOK 12. SINGAPORE: ORBISH PUBLISHING LIMITED, 1979. Print.