Gaya APA
Protter, M, H., Morrey, C, B.
(1977).
A First course in real analysis
(
2nd ed)
.
Berlin:
Springer.
Gaya MLA
Protter, Murray, H.., Morrey, Charles, B..
"A First course in real analysis".
2nd ed
Berlin:
Springer,
1977.
Text.