Philippine Atomic Energy Commission. Classification and Information Branch. (1970). Plutonium isotopes 239: A literature search. s.n.].
Citazione stile Chigago Style (17a edizione)Philippine Atomic Energy Commission. Classification and Information Branch. Plutonium Isotopes 239: A Literature Search. [Quezon City: s.n.], 1970.
Citatione MLA (9a ed.)Philippine Atomic Energy Commission. Classification and Information Branch. Plutonium Isotopes 239: A Literature Search. s.n.], 1970.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.