Gaya APA

MUELLER, I, I., RAMSAYER, K, H. (1979). INTRODUCTION TO SURVEYING . AMERIKA SERIKAT: FREDERICK UNGAR PUBLISHING.

Gaya MLA

MUELLER, IVAN, I.., RAMSAYER, KARL, H.. "INTRODUCTION TO SURVEYING". AMERIKA SERIKAT: FREDERICK UNGAR PUBLISHING, 1979. Prodi S1 Teknik Sipil.