Gaya APA
RIPER, Josep E.Van. (1971).
Man's Physical World (2nd).
New York:
McGraw-Hill Book.
Gaya Chicago
RIPER, Josep E.Van.
Man's Physical World.
2nd
New York:
McGraw-Hill Book,
1971.
Monograf.
Gaya MLA
RIPER, Josep E.Van.
Man's Physical World.
2nd
New York:
McGraw-Hill Book,
1971.
Monograf.
Gaya Turabian
RIPER, Josep E.Van.
Man's Physical World.
2nd
New York:
McGraw-Hill Book,
1971.
Monograf.