APA引文

Fredolin Tangang @ Tajudin Mahmud. (1988). Analysis of a provenance study of Douglas-fir. Iowa State University.

Chicago Style (17th ed.) Citation

Fredolin Tangang @ Tajudin Mahmud. Analysis of a Provenance Study of Douglas-fir. Ames, Iowa: Iowa State University, 1988.

MLA引文

Fredolin Tangang @ Tajudin Mahmud. Analysis of a Provenance Study of Douglas-fir. Iowa State University, 1988.

警告：這些引文格式不一定是100％准確.