Gaya APA

8151. (1). : CAMBRIDGE.

Gaya Chicago

8151. SCIENCE PUPIL'S BOOK 6. : CAMBRIDGE, 1. 18/C/PEL/004.

Gaya MLA

8151. SCIENCE PUPIL'S BOOK 6. : CAMBRIDGE, 1. 18/C/PEL/004.

Gaya Turabian

8151. : CAMBRIDGE, 1. 18/C/PEL/004.