APA Style

Sundjaja, Ridwan S., Barlian, Inge. (). . : .

Chicago Style

Sundjaja, Ridwan S., Barlian, Inge. . : , . .

MLA Style

Sundjaja, Ridwan S., Barlian, Inge. . : , . .

Turabian Style

Sundjaja, Ridwan S., Barlian, Inge. . : , . .