APA aipamena

(1973). PHYSICAL SCIENCE. v1. Introduction and guide. V2. Teachers guide ii. Penguin.

Chicago Style aipamena

PHYSICAL SCIENCE. V1. Introduction and Guide. V2. Teachers Guide Ii. England: Penguin, 1973.

MLA aipamena

PHYSICAL SCIENCE. V1. Introduction and Guide. V2. Teachers Guide Ii. Penguin, 1973.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.