APA引文

Purdy, C. P. (1954). Molybdenum occurrences of Washington. State Print. Plant.

Chicago Style (17th ed.) Citation

Purdy, C. Phillips. Molybdenum Occurrences of Washington. Olympia: State Print. Plant, 1954.

MLA引文

Purdy, C. Phillips. Molybdenum Occurrences of Washington. State Print. Plant, 1954.

警告：這些引文格式不一定是100％准確.