APA (7th ed.) Citation

Tobing, N. L. 9 Seks Ekstra marital. Grasindo.

Chicago Style (17th ed.) Citation

Tobing, Naek L. 9 Seks Ekstra Marital. Grasindo.

MLA (8th ed.) Citation

Tobing, Naek L. 9 Seks Ekstra Marital. Grasindo.

Warning: These citations may not always be 100% accurate.