Martina,Guido. (1971). Harta Karun Bumi. Grolier Enterprises.
Chicago Style (17th ed.) CitationMartina,Guido. Harta Karun Bumi. Danbury: Grolier Enterprises, 1971.
MLA (9th ed.) CitationMartina,Guido. Harta Karun Bumi. Grolier Enterprises, 1971.
Warning: These citations may not always be 100% accurate.