APA (7th ed.) Citation

Bergamini, D. (1982). Alam Semesta. Tira Pustaka.

Chicago Style (17th ed.) Citation

Bergamini, David. Alam Semesta. Tira Pustaka, 1982.

MLA (8th ed.) Citation

Bergamini, David. Alam Semesta. Tira Pustaka, 1982.

Warning: These citations may not always be 100% accurate.