APA Style

Husnan, Suad, Ranupandojo, Heidjrahman. (). . : .

Chicago Style

Husnan, Suad, Ranupandojo, Heidjrahman. . : , . .

MLA Style

Husnan, Suad, Ranupandojo, Heidjrahman. . : , . .

Turabian Style

Husnan, Suad, Ranupandojo, Heidjrahman. . : , . .