APA aipamena

NEUMAN, D. (1980). English grammar for proficiency. D.M. Neuman.

Chicago Style aipamena

NEUMAN, D.M. English Grammar for Proficiency. Nairobi: D.M. Neuman, 1980.

MLA aipamena

NEUMAN, D.M. English Grammar for Proficiency. D.M. Neuman, 1980.