Gaya APA

Beiser, Arthur, B. Krauskopf, Konrad. (2000). The Physical Universe (Ed.9). United States: McGraw-Hill.

Gaya Chicago

Beiser, Arthur, B. Krauskopf, Konrad. The Physical Universe. Ed.9 United States: McGraw-Hill, 2000. Text.

Gaya MLA

Beiser, Arthur, B. Krauskopf, Konrad. The Physical Universe. Ed.9 United States: McGraw-Hill, 2000. Text.

Gaya Turabian

Beiser, Arthur, B. Krauskopf, Konrad. The Physical Universe. Ed.9 United States: McGraw-Hill, 2000. Print.