APA Style
Krull, Kathleen. (2006).
Isaac Newton .
New York:
Puffin Books.
Chicago Style
Krull, Kathleen.
Isaac Newton.
New York:
Puffin Books,
2006.
Buku SMP Athalia.
MLA Style
Krull, Kathleen.
Isaac Newton.
New York:
Puffin Books,
2006.
Buku SMP Athalia.
Turabian Style
Krull, Kathleen.
Isaac Newton.
New York:
Puffin Books,
2006.
Buku SMP Athalia.